for嵌套循环 [问题点数:50分]

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FOR嵌套循环
FOR<em>嵌套循环</em>,教学设计,教案
入门易语言:循环代码的使用
易语言入门:如何使用循环代码,包括按钮/时钟的调用,时钟周期的设置等.
Java循环练习
Java循环练习
repeater嵌套循环
ASP.net 使用repeater<em>嵌套循环</em>
嵌套循环问题
XML文件rn----------------------------------rnrn rn 1rn Asp技术rn rn rn 2rn Jsp技术rn rn rn 3rn PHP技术rn rnrn rn 1rn ASP基础rn 1rn rn rn 2rn ASP技巧rn 1rn rn rn 3rn JSP基础rn 2rn rn rn 4rn JSP技巧rn 2rn rn rn 5rn PHP基础rn 3rn rn rn 6rn PHP技巧rn 3rn rnrnrn显示效果:rn-------------------------------------rn rn rn Asp技术rn rn rn rn rn rn ASP基础rn rn rn ASP技巧rn rn rn rn rn rn Jsp技术rn rn rn rn rn rn JSP基础rn rn rn JSP技巧rn rn rn rn rn rn PHP技术rn rn rn rn rn rn PSP基础rn rn rn PHP技巧rn rn rn rn rn
freemaker嵌套循环!!
rn$com.comtypenamerngggrnrnss$sub.comtype;rnrnrnrn
嵌套循环连接
A表: 有三条记录rnB表: 有六条记录rnrnrn 要求用<em>嵌套循环</em>连接显示出18条记录。哪位给一个例子。rnrn 为什么下面不行,只能循环一次rnrn[code=SQL]rnrnSelect @N_Min=min(ID) from #tmp7 where 1=1 rn Select @N_Max=max(ID) from #tmp7 where 1=1 rnrn Select @N_Min2=min(ID) from #tmp8 where 1=1 rn Select @N_Max2=max(ID) from #tmp8 where 1=1 rn Select @N_Min3=min(ID) from #tmp8 where 1=1 rnrn while @N_Min<=@N_Max2 rn begin rn Select top 1 @V_SL2= SL from #tmp8 where ID=@N_Min2 rn set @V_LSHM=@V_SL+@V_SL2;rnrn insert into #tmp9(SL)values(@V_LSHM)rn set @N_Min2=@N_Min2+1;rn continuern end rnrn set @N_Min2=@N_Min3rn set @N_Min=@N_Min+1;rn continuern end rnrn[/code]
jquery 嵌套循环
有一个表格多行,一行3个 inputrnrn一行 3个input 组合成一个 json对象rnrn我想先循环行, 然后循环 input 这样就能确保3个input组成一个json
SQL嵌套循环
[code=SQL]rndeclare @i intrndeclare @j intrnset @i=15rnset @j=15rnwhile(@i<=85)rn beginrn insert into tb1 values(@i,@j,1,1,1)rn set @j=@j+1rn endrn set @i=@i+1rnendrn[/code]rnrnrn这个为什么不会像2个for循环一样循环?rnwhile最里面的循环会跳出2个循环吗?
vb嵌套循环
[img=http://img.bbs.csdn.net/upload/201503/28/1427518762_932076.png][/img]rnrs_chaoqi 是借阅记录集rnDataGrid1.Columns(3).CellValue(DataGrid1.Bookmark) 是书籍唯一编号rn我的想法是,在借阅记录里面根据比对书籍编号找书籍,写入还书日期。如果该书被借过两次,记录到第一次就停住了,第二次还书就写不了还书日期。rn rs_chaoqi.MoveFirstrn rn Do While DataGrid1.Columns(3).CellValue(DataGrid1.Bookmark) <> rs_chaoqi.Fields(3)rn rs_chaoqi.MoveNextrn Looprn rn rs_chaoqi.Fields(7) = Datern rs_chaoqi.Updaternrn[img=http://img.bbs.csdn.net/upload/201503/28/1427519321_907379.jpg][/img]rn
iterator 嵌套循环
我有 2个ArrayList 想实现 <em>嵌套循环</em>,但是内部的while 只能做一次循环,如何解决这个问题呢?rnrnIterator it1=list1.iterator();rnrnwhile(it1.hasnext())rnrnIterator it2=list2.iterator();rnrn while(it1.hasnext())rn rn rnrn
java打印各种图形
熟悉for循环,<em>嵌套循环</em>,帮助理解循环的作用
mysql存储过程双层嵌套
loop 游标双层<em>嵌套循环</em> 创建临时表, 游标
嵌套循环报错!!
rn rn rn rnrnrn rnrnrnrnrnrn rnrnrnrnrnrn rn rnrnrn rn rn rn rn rn rn rn rn rn rn rn rn rn rn rn rnrn rnrn rn &aclass=&bclass=&cclass=" target="_blank" class="a1" >rn 11 then%>rn ...rn rn rn rn rn rn rn rn rn rn rn
关于嵌套循环
[img=http://album.hi.csdn.net/app_uploads/edo2008/20081012/090723706.t.jpg][/img]rn循环三个不同的表格出来,然后在每个表格里循环一个小的表格为一行四列的要怎样做请高手指点
嵌套循环 解释一下
for (int i = 0; i < list1.size(); i++) rn for (int j = i + 1; j < list1.size(); j++) rn rn if ((list1.get(i).getPrdNo()).equals(list1.get(j).getPrdNo())) rn list1.get(i).setQty(rn BigDecimal.valueOf(Double.parseDouble(list1.get(i)rn .getQty().toString())rn + Double.parseDouble(list1.get(j).getQty()rn .toString())));rn list1.remove(j);rn j -= 1;rn rn rn
一个嵌套循环
我在存储过程中用到:rn while( num1>num2 ) looprn statement1;rn while(cur_dapartid%found) looprn statement2;rn end loop;rn end loop;rn报错:;pls-00103:出现符号"loop"在需要下列之一时:if.rn把里面那个循环去掉,成功。rn请问:在oracle 中是否允许这种<em>嵌套循环</em>?rn我应该怎么改?
MATLAB——求解for嵌套循环
本代码主要利用MATLAB工具实现MATLAB——求解for<em>嵌套循环</em>,简单明了,易于理解
两层嵌套的checkbox记录选中状态
两层嵌套的checkbox记录选中状态,listview嵌套Gridview,Gridview嵌套Checkbox
c程序打印图案
应用for<em>嵌套循环</em>,及判断语句完成图案的打印;条理清晰
循环的嵌套
VB, 循环的嵌套,求解for<em>嵌套循环</em>,简单明了,易于理解
嵌套循环插入数据语句
语句如下:[code=sql]create table #z_scdpx(seq int,page int,rw int)rndeclare @seq int,@page int ,@rw intrnset @seq=1rnset @page=1rnset @rw=1rnrnwhile @page10rn begin set @rw=1 rn endrn else beginrn set @rw=@rw+1 end rn set @seq=@seq+1 rn endrnset @page=@page+1rnend rnselect * from #z_scdpxrndrop table #z_scdpxrn [/code]rnseq 是排序号,依次递增,page是页号,rw是行号,一页十行,我的语句的出的数据为rnseq page rwrn1 1 1rn2 1 2rn3 1 3rn4 1 4rn5 1 5rn6 1 6rn7 1 7rn8 1 8rn9 1 9rn10 1 10rnrnpage1完了就结束了,按照语句来说,应该生成50条,正确生成数据如下rnseq page rwrn1 1 1rn2 1 2rn.........rn10 1 10rn11 2 1rn12 2 2rn.........rn21 3 1rn........rn50 5 10 (共计50条,....为省略)rn
关于datareader 嵌套循环
SqlConnection conn = new SqlConnection("data source=EFSA-SS\\SQLEXPRESS;initial catalog=dataf;user id=sa;password=89fh34b;");rn conn.Open();rn SqlCommand gcmd = new SqlCommand();rn gcmd.Connection = conn;rn gcmd.CommandText = "select * from ea_forums where type = 'group'";rnrn SqlDataReader gread = gcmd.ExecuteReader();rn rn while (gread.Read())rn rn html = html + "\n" + " ";rn html = html + "\n" + " " + gread["title"] + "";rn html = html + "\n" + " ";rn html = html + "\n" + " ";rnrn html = html + "\n" + " ";rn html = html + "\n" + " ";rn html = html + "\n" + " 版块";rn html = html + "\n" + " 主题";rn html = html + "\n" + " 帖数";rn html = html + "\n" + " 最后发表";rn html = html + "\n" + "";rn rn SqlConnection conn2 = new SqlConnection("data source=EA163-JULONG\\SQLEXPRESS;initial catalog=sqlea163;user id=ea163;password=1989091275;");rn conn2.Open();rnrn SqlCommand fcmd = new SqlCommand();rn fcmd.Connection = conn2;rn fcmd.CommandText = "select * from ea_forums where type = 'forums' and fup=" + gread["fid"];rn SqlDataReader fread = fcmd.ExecuteReader();rnrn while (fread.Read())rn rn html = html + "\n" + " ";rn html = html + "\n" + " ";rn html = html + "\n" + " " + fread["title"] + "";rn html = html + "\n" + "";rn rnrnrn html = html + "\n" + "";rn html = html + "\n" + "";rn html = html + "\n" + "";rn rn rnrnrnrn这样写是不是很占服务器资源,每次有使用下数据库连接?rnrn有没有别的方法,我学ASP.NET 还没多久,有没有别的办法?。。。我还不会使用ASP.NET的控件什么的。rnrn我不想改变原来的布局,吧原来的网站改成.NET的
如何跳出嵌套循环
比如如下代码:rnif ()rn while()rn *****rn rnrnelsernrn在****处的希望跳出if循环,怎么做好一点?
repeater中的嵌套循环
[code=C#]rnpublic class Detailsrnrn private string[] imagepath;//这里有一个图片路径数组rn public Details(string image_path)rn imagepath = image_path.Split(',');rn rnrn[/code]rnrn[code=C#]rn rp_item.DataSource = details.GetDetails(id);//返回一个List rnrp_item.DataBind();rn[/code]rnrn[code=C#] rn rn rn rnrn rn rn rn rnrn[/code]rnrn当然,在那个foreach中是不行的,我就是想要做到这样,[color=#FF0000]在一个repeater中拿出一条数据,这条数据里面却有一个list要循环。[/color]
百分求解xslt嵌套循环
我写了一个<em>嵌套循环</em>的xsl,但总说参数未定义,请各位xsl高手帮忙看看,谢谢rn代码如下:rnrnrnrnrn rn rn rn rn rn rnrnrn rn rnrn--------这里出错:未定义参数rnrn rnrnrnrn rn rn rn rn rn rn rn rn rn rn rn rn rn rn rn rn rn rn rn rn rn rn rn rnrn
求高效算法替换嵌套循环
需求如下:rnList eaList,list中大约25000个EntityA,EntityA定义如下:rnpublic class EntityA rn private String id;rn private String p1;rn private String p2;rn...rnrnList ebList,list中大约22000个EntityB,EntityB定义如下:rnpublic class EntityB rn private String id;rn private String g1;rn private String g2;rn private String g3;rn private String g4;rn...rnrnrnEntityA中的p1,p2与EntityB中的g1,g4分别匹配,如果都相等,则将该EntityA跟所有符合条件的EntityB写成一行输出到文件。rn以下是<em>嵌套循环</em>的做法:rn for(Iterator it = eaList.iterator(); it.hasNext();)rn EntityA ea = it.next();rn out.write(ea.getId() + "-");rn String p1 = ea.getP1();rn String p2 = ea.getP2();rn int i = 0;rn for(Iterator it1 = ebList.iterator(); it1.hasNext();)rn if(i == 2)rn break;rn rn EntityB eb = it1.next();rn if (((eb.getG1().equals(p1)) && (cquad4.getG4().equals(p2)))rn || ((cquad4.getG2().equals(p1)) && (cquad4.getG3()rn .equals(p2)))) rn out.write(ea.getId() + " ");rn i++;rn rn rn out.newLine();rn rn rn out.close();rnrn大概耗时40多秒,难以接受,高人有何好招儿教我?rn
C# 嵌套循环问题
for (int j = 0; j < 10; j++)rn rn for (int i = 1; i );rn rn rn rnrn大概运行方式rn开始j循环等于0,i循环到1000的时候跳到j循环,j等于2,在循环i 的时候接着1000开始循环rnrn怎么实现?
请问,嵌套循环怎么一一对应
List a = new List"a","b","c";rnrnList b = new List1,2,3;rnrn怎么用foreach循环弄到:a=1, b=2, c=3rn用其他循环也可以
struts2多层嵌套循环
[code=java]rnrn//list循环rn//list循环rn//数组循环rn //这里的判断语句出不来rn rn rn rnrnrnrnrn[/code]rn怎么判断最后面那个迭代的里面的总数啊,用if总判断无效啊,怎么试都出不来啊 求解决,谢谢
smarty foreach 嵌套循环问题
Arrayrn(rn [0] => Arrayrn (rn [0] => Arrayrn (rn [brand_id] => 233rn [brand_name] => 谢池rn [brand_logo] =>rn [brand_desc] =>rn [site_url] => http://rn [sort_order] => 9rn [is_show] => 1rn [type_name] => 食品rn [is_special] => 1rn [cut_range] => 8rn [cat_list] => Arrayrn (rn [0] => Arrayrn (rn [cat_id] => 0rn [cat_name] => 所有分类rn [url] => brand.php?id=233rn )rnrn [1] => Arrayrn (rn [cat_id] => 116rn [cat_name] => 蜜饯rn [goods_count] => 72rn [url] => brand.php?id=233&cat=116rn )rnrn [2] => Arrayrn (rn [cat_id] => 119rn [cat_name] => 海产类rn [goods_count] => 7rn [url] => brand.php?id=233&cat=119rn )rnrn [3] => Arrayrn (rn [cat_id] => 120rn [cat_name] => 核果rn [goods_count] => 20rn [url] => brand.php?id=233&cat=120rn )rnrn [4] => Arrayrn (rn [cat_id] => 121rn [cat_name] => 瓜子rn [goods_count] => 8rn [url] => brand.php?id=233&cat=121rn )rnrn [5] => Arrayrn (rn [cat_id] => 122rn [cat_name] => 花生rn [goods_count] => 3rn [url] => brand.php?id=233&cat=122rn )rnrn [6] => Arrayrn (rn [cat_id] => 123rn [cat_name] => 豆类rn [goods_count] => 10rn [url] => brand.php?id=233&cat=123rn )rnrn [7] => Arrayrn (rn [cat_id] => 125rn [cat_name] => 薯条薯片rn [goods_count] => 1rn [url] => brand.php?id=233&cat=125rn )rnrn [8] => Arrayrn (rn [cat_id] => 126rn [cat_name] => 水果片rn [goods_count] => 3rn [url] => brand.php?id=233&cat=126rn )rnrn [9] => Arrayrn (rn [cat_id] => 148rn [cat_name] => 儿童饼干rn [goods_count] => 1rn [url] => brand.php?id=233&cat=148rn )rnrn [10] => Arrayrn (rn [cat_id] => 167rn [cat_name] => 软糖rn [goods_count] => 3rn [url] => brand.php?id=233&cat=167rn )rnrn [11] => Arrayrn (rn [cat_id] => 196rn [cat_name] => 茶rn [goods_count] => 1rn [url] => brand.php?id=233&cat=196rn )rnrn [12] => Arrayrn (rn [cat_id] => 431rn [cat_name] => 海苔rn [goods_count] => 5rn [url] => brand.php?id=233&cat=431rn )rnrn [13] => Arrayrn (rn [cat_id] => 435rn [cat_name] => 肉松rn [goods_count] => 2rn [url] => brand.php?id=233&cat=435rn )rnrn [14] => Arrayrn (rn [cat_id] => 436rn [cat_name] => 牛肉干rn [goods_count] => 4rn [url] => brand.php?id=233&cat=436rn )rnrn [15] => Arrayrn (rn [cat_id] => 438rn [cat_name] => 猪肉rn [goods_count] => 1rn [url] => brand.php?id=233&cat=438rn )rnrn )rnrn )rnrn [1] => Arrayrn (rn [brand_id] => 845rn [brand_name] => 优の良品rn [brand_logo] =>rn [brand_desc] =>rn [site_url] => http://rn [sort_order] => 61rn [is_show] => 1rn [type_name] => 食品rn [is_special] => 1rn [cut_range] => 8.5rn [cat_list] => Arrayrn (rn [0] => Arrayrn (rn [cat_id] => 0rn [cat_name] => 所有分类rn [url] => brand.php?id=845rn )rnrn [1] => Arrayrn (rn [cat_id] => 457rn [cat_name] => 积分区rn [goods_count] => 4rn [url] => brand.php?id=845&cat=457rn )rnrn [2] => Arrayrn (rn [cat_id] => 468rn [cat_name] => 休闲小食rn [goods_count] => 11rn [url] => brand.php?id=845&cat=468rn )rnrn )rnrn )rnrn )rnrnrn)rn这个是数组,rn我在.dwt文件里是这么写的:rnrn复制代码rnrn 1. rn 2. rn 3. rn 4. $specials[$k].brand_name $specials.cut_rangern 5. rn 6. rn 7. rn 8. rn 9. rn 10. rn 11. rn 12. rn 13. rn 14. $cat.cat_name|escape:htmlrn 15. rn 16. rn 17. rn 18. rn 19. rn 20. rn 21. rnrnrnrnrn$smarty->assign('special_list',get_special_brand());rn为什么什么内容都不显示呢?rn[/pre]rn
嵌套循环搞不清楚了,帮帮忙
For Each col1 In Worksheets("sheet2").Columns("B:B")rn For Each col2 In Worksheets("sheet2").Columns("C:C")rn If ..... Then exit forrn这样的话是退出那个循环rn还有就是,如果退出的是For Each col2 In Worksheets("sheet2").Columns("C:C")这个循环,要是我想推出For Each col1 In Worksheets("sheet2").Columns("B:B")这个循环怎么做rn Next col2rnNext col1
SQL server 嵌套循环算法
表结构:rnrn表名:bom rnzjh lbjth sx1rn 001 部件rn001 002 部件rn001 003 部件rn001 004 零件rn002 005 部件rn002 006 零件rn002 007 零件rn003 008 零件rn003 009 零件rn005 010 部件rn005 011 零件rn005 012 零件rn010 013 部件rn010 014 零件rn010 015 零件rn以此类推。rn想实现算法,依据最顶级图号“001”,自动提取001对应下面多有的对应数据,提取数据插入到另外一张表中。rn目前这个算法只能实现2层,麻烦各位大侠帮看下:rnset ANSI_NULLS ONrnset QUOTED_IDENTIFIER ONrngornrnrnALTER PROCEDURE [dbo].[up_getpdm_bom_new] rnrn@stat_zjh varchar(20)rnrnASrnbeginrnrnSET NOCOUNT ONrnrn DECLARE @Str_lbjth varchar(20)rn DECLARE @Str_lbjmc varchar(20)rn DECLARE @Str_zjh varchar(20)rn DECLARE @Str_sx1 varchar(20)rn DECLARE @str_count intrnrn DECLARE Structure CURSOR rn FOR rn SELECT lbjth,lbjmc,zjh,sx1 FROM bom where zjh = @stat_zjhrnrn OPEN Structurernrn FETCH NEXT FROM Structure rn INTO @Str_lbjth , @Str_lbjmc,@Str_zjh , @Str_sx1rnrn WHILE @@FETCH_STATUS = 0rnrn BEGINrnrn rn insert into lbjsxwh(lbjth,lbjmc,zjh,sx1) rn SELECT @Str_lbjth , @Str_lbjmc,@Str_zjh , @Str_sx1 rnrn DECLARE Structure1 CURSOR rn FOR rn SELECT lbjth,lbjmc,zjh,sx1 FROM bom where zjh = @Str_lbjthrnrn OPEN Structure1rnrn FETCH NEXT FROM Structure1 INTO @Str_lbjth , @Str_lbjmc,@Str_zjh , @Str_sx1rn IF @@FETCH_STATUS = 0 rnrn WHILE @@FETCH_STATUS = 0rnrn BEGINrn print(@Str_lbjth)rn rn insert into lbjsxwh(lbjth,lbjmc,zjh,sx1) rn SELECT @Str_lbjth , @Str_lbjmc,@Str_zjh , @Str_sx1rn FETCH NEXT FROM Structure1 INTO @Str_lbjth , @Str_lbjmc,@Str_zjh , @Str_sx1rnrn ENDrnrn CLOSE Structure1rnrn DEALLOCATE Structure1 rn FETCH NEXT FROM Structure INTO @Str_lbjth , @Str_lbjmc,@Str_zjh , @Str_sx1rnENDrnrnCLOSE StructurernrnDEALLOCATE Structurern RETURN rnENDrnrnrnCOMMIT TRANSACTION rnSET NOCOUNT OFFrnrn
游标可以嵌套循环吗?
boolean lb_continue6,lb_6rndeclare cu_pcn6 cursor forrnselect id,p_cn from user_m where s_cn = :ls_pcn5;rnopen cu_pcn6;rnDo while lb_continue6rn Fetch cu_pcn6 into :li_userid6,:ls_pcn6;rn if sqlca.sqlcode = 0 thenrn declare cu_assess6 cursor forrn select assess from orderbillrn where userid = :li_userid6 rn and year(makedate) = :li_year rn and month(makedate) = :li_month ;rn open cu_assess6;rn Do while lb_6rn Fetch cu_assess6 into :ld_assess6; rn if sqlca.sqlcode = 0 then ld_total6 = ld_total6 + ld_assess6rn elsern lb_6 = falsern end ifrn Looprn close cu_assess6;rn elsern lb_continue6 = falsern end ifrnLooprnclose cu_pcn6;rn
多重循环问题 嵌套循环
< 15; i++) rn String st1 = A++ + "(" + i + ")";rn lst.add(st1);rnrnrequest.setAttribute("lst",lst);rn%>rnrn rn rn rn rn rn rn rn rn rn rn 0rn rn rn rn rn rn rnrnrnrn如上,一个表格,第一列输出字母,后面的每个单元格都从1开始递增编号,如果map的键值与单元格编号相同就输出value值,没有值时就输出0.rn关键是 该怎么放?还要加什么条件?rn 现在有重复的列出现rn麻烦大家帮帮忙,谢了
嵌套循环中的死循环问题
[code=c]rnrn#includernint main()rnrnrn int j=10;rn int k=10;rn while(j--)rn rnrn while(k--)rn rn printf("%d",k);rnrn rnrn rnrnrn//这样会 输出一堆负数是为什么?rn// 如果把k--挪到循环体内,把条件改为k>0 就恢复正常了rnrnrn printf("over");rn return 0;rnrnrn[/code]
for数组嵌套循环问题
有以下代码,我想把1与ab,2与cd等..每组成一个集合存入beans,也就是secondArray每配对两个元素与FirstArray一个元素组合,secondArray向后递减,下面代码是将每个firstArray元素与所有secondArray元素配对,想改1配对ab,2配对cd....5配对ij,不知如何修改?rn rn List beans = new ArrayList();rn rn String[] firstArray = new String[]"1","2","3","4","5";rn String[] secondArray = new String[]"a","b","c","d","e","f","g","h","i","j";rn rn for(int i=0; i beanSet = new HashSet(); rn rn for(int j=0; i
logic:iterate的嵌套循环
html代码:rnrn rn rn rn rnrnrnaction代码:rn List list = new ArrayList();rn list.add(new LabelValueBean("1","A"));rn list.add(new LabelValueBean("2","B"));rn rn Bean bean = new Bean();rn bean.setId("id1");rn bean.setName("name1");rn bean.setList(list);rn rn List list1 = new ArrayList();rn list1.add(new LabelValueBean("3","C"));rn list1.add(new LabelValueBean("4","E"));rn rn Bean bean1 = new Bean();rn bean1.setId("id1");rn bean1.setName("name1");rn bean1.setList(list1);rn rn options.add(bean);rn options.add(bean1);rnbean代码:rn private String id = null;rn private String name = null;rn private List list = new ArrayList();rnget和set方法省略rnrn在action里面把options设置到request里面(request.setAttribute("options", options);)rnrn然后在运行的时候报错:Cannot find bean under name list
关于嵌套循环问题
declare @i intrndeclare @j intrnset @i=0rnset @j=0rnwhile (@i+convert(char(1),@j)rn set @j=@j+1rn endrnset @i=@i+1rnendrnrn只出现一次选换的J内容,好象嵌套的循环是分开的,只有第一次的@i才被带入到J循环中rn为什么?rn结果rn0,0rn0,1rn0,2rn
如何终止嵌套循环
嵌套for循环 如何break阿rn比如 for (int i=1;i<=10;j++)rn if (j==2) break;rn if (i==1 && j==2) break;rn [/code]rnrn偶只会这么写```有没有什么好的办法阿
for foreach嵌套循环问题
我写了一个把datagridview更改或者新增的数据存入xml文件的函数,但是当for循环开始rn如果i=0,传进来,然后开始foreach循环,进行第一次foreach循环 第一个if 为true 第二个为falsern foreach第二次循环 第一个if 为false 第二个就为true了rn 那么也就是说已经有的数据还是再存了一次,这要如何解决?rnrn XmlDocument xmldoc = new XmlDocument();rn xmldoc.Load(@"C:\C#Demo\xmlform\person.xml");rn int row = dataGridView1.Rows.Count;rn XmlNodeList nodelist = xmldoc.SelectNodes("Root//Person");rn XmlNode root = xmldoc.SelectSingleNode("Root")rnfor(i=0;i
求助:嵌套循环如何跳转?
一段代码用到了 两个 SCAN......ENDSCAN,CASE....ENDCASE,FOR....ENDFORrnrn设计的意愿是:当isOK =1 时,能跳出类别表的循环,返回到产品表继续处理下一条记录rn但经测试,用 EXIT 好象不能退出当前的循环,无法回到第一层(即产品表)rnrn求热心人解惑帮助,谢谢!rnrn代码如下(代码已作删减,仅作思路表述):rn[code=vb][/code]rnSELECT 产品表rnGO TOP rnSCAN rn this_cpmc = ALLTRIM(cpmc)rnrn SELECT 类别表rn GO TOP rn SCAN rn this_lbmc= ALLTRIM(pzlbmc)rn this_tag = ALLTRIM(lb_tag)rn rn DO CASE rn CASE OCCURS(";",this_tag) >0 rn fuHao_tally = OCCURS(";",this_tag) &&获得 “;”号的个数rn tag_count = 0 rn *--开始截取关键字rn FOR tag_sum = 1 TO fuHao_tally rn isok = 0 rn isok = thisForm.截取关键字(lo_tag,this_cpmc)rn IF isok = 1rn EXIT &&跳出截取关键字rn ENDIFrn ENDFORrn *--- 结束截取关键字------------------------rn rn IF isok = 1rn MESSAGEBOX("找到关键字")rn *---退出类别表的循环,跳到产品表继续处理下一条产品记录rn EXITrn ENDIFrnrn CASE OCCURS("_",this_tag) >0 AND OCCURS(";",this_tag) =0 rn rn isOK = 0rn isOK = ThisForm.截取关键字(this_tag,this_cpmc)rn rn IF isOK = 1 rn EXIT &&退出类别表的循环,跳到产品表继续处理下一条记录rn ELSE rn LOOP &&返回类别表跳到下条类别记录rn ENDIF rn rn OTHERWISE rn IF OCCURS(this_tag,this_cpmc)=1rn EXIT rn ELSE rn Looprn ENDIFrn ENDCASErn rn SELECT 类别表rn ENDSCANrn rn SELECT 产品表rnENDSCAN
C 嵌套循环基础问题
[code=C/C++]rn#include rnrnint main(void)rnrn const int ROWS = 6;rn const int CHARS = 6;rn int row;rn char ch;rnrn for (row = 0; row < ROWS; row++)rn rn for (ch = ('A' + row); ch < ('A' + CHARS);ch++)rn printf("%c", ch);rn printf("\n");rn rnrn return 0;rnrn[/code]rn功能实现的是 rnABCDEFrnBCDEFrnCDEFrnDEFrnEFrnFrnrn但是我想修改下,改成rnArnABrnABCrnABCDrnABCDErnABCDEFrn 这种排练方式,我想了好几个方式都想不通,编译过去的都是乱码。希望大牛能贴出一下实现代码让我学习,谢谢!
while for 嵌套循环问题。
rnrn rn rn " target="_blank" title="">rnrn rnrnrnrn我打算用while语句循环输出行,用for语句循环输出列,这个在asp中很容易实现。rn现在刚开始学习php,用这种方法实现出现了问题,请教高手给指点一下。谢谢。
求助asp 嵌套循环
谁能给个循环嵌套的代码rn比如实现 第一行循环得到的是都有什么类别,显示类别名称; 下面分别循环出该类别所包含的产品名称
Velocity 中如何嵌套循环
#foreach($dr in $AnLiDt.Rows)rn rn rn $dr.ProductTitlern ????rn rn #endrnrn??? 为$根据$dr.ProductTitle的值变化而变化,从数据库中查询的rnrncs部分rn th.Put("AnLiDt", pagedt);rnrnrn有谁知道如何赋值
跳出嵌套循环问题
如下,求高手帮忙,,,谢谢rnrnvoid CTestView::OnBnClickedButton2()rnrn int i=0;rn CString s="1sdfuu",s1="7";rn int iCount = m_list.GetItemCount();/list的行数rn for(i=0;i
oracle 嵌套循环优化问题
for acct in (select ucracct_cust_code,rn ucracct_prem_code,rn ucracct_cycl_code,rn ucracct_status_indrn from ucracct -------数据50万rn where ucracct_cycl_code>=vcycle_code_beginrn and ucracct_cycl_code< sysdate - 45rn and nvl(urrshis_actn_code,'*')<>'SKIP'rn and nvl(urrshis_charge_date,to_date('12/31/2099','mm-dd-yyyy')) = to_date('12/31/2099','mm-dd-yyyy')rn )rn looprn ...rnrn这样的<em>嵌套循环</em>,如何优化呢??不能写成sql,不能动数据库结构。望达人相助。
嵌套循环正则表达式
目标文本是:rnrnrn123456rnloop name="loop1" data=$arcrsrn loop:arclist name="loop3" param1= param2=rn loop name="loop3" data=$arcrn /looprn 123456rn /loop:arclistrn/looprnrn123456789rnrnloop name="loop1" data=$arcrsrn loop:arclist name="loop3" param1= param2=rn loop name="loop3" data=$arcrn /looprn /loop:arclistrn/looprnrnrnrn需要匹配出成里面的loop标签rnrn匹配出来应该是2个记录:rnrn记录1:rnrnloop name="loop1" data=$arcrsrn loop:arclist name="loop3" param1= param2=rn loop name="loop3" data=$arcrn /looprn 123456rn /loop:arclistrn/looprnrn记录2:rnrnloop name="loop1" data=$arcrsrn loop:arclist name="loop3" param1= param2=rn loop name="loop3" data=$arcrn /looprn /loop:arclistrn/loop
python嵌套循环问题
[code=python] for hand in frame.hands:rnrn# handType = "Left hand" if hand.is_left else "Right hand"rnrn print " %s, id %d, position: %s" % (rn handType, hand.id, hand.palm_position)rn a.append(hand.palm_position[0])rn if len(a)>=5:rn if a[0]>a[1]>a[2]>a[3]>a[4]:rn waveType="Left"rn elif a[0]
嵌套循环层数 问题
在 C++ 中<em>嵌套循环</em>有没有层数限制??最多多少层??rn谢了。。rn
smarty 中嵌套循环问题
rn1.外层循环A-Z,内层循环a-z,分5列5行显示,如何循环?rn[code=PHP]rnrninclude_once("class/Smarty.class.php");rnglobal $s;rn$s=new smarty();rn$s->template_dir=HTML;rn$s->compile_dir=TEMP;rn$s->left_delimiter="";rn$s->assign("col",range("A","Z"));rn$s->assign("row",range("a","z"));rn$s->display("xunhun.html");rn[/code]rnxunhuan.htmlrn[code=PHP]rn rnrn rnrn rnrnrnrnrn[/code]rnrnrn2.九九乘法表的问题:如何在模板中进行数学运算,也就是计算乘积rnrn[code=PHP]rnrnrn$s->assign("num",range(1,9));rn$s->display("xunhun.html");rnrn[/code]rnrnxunhuan.htmlrn[code=PHP]rnrn rn 九九乘法表rn rn rn rn * rn rn rn rnrn[/PHP]rnrnrnrnrn
jstl foreach嵌套循环
首先我数据库中有两张表 表1 和表 2 他俩有主外键关系 表1的id是表2 的外键rnrn比如 表1是 user 表2是info info 通过id与user关联rnrn我用一个servlet处理这两个表 然后分别做成两个List userList和InfoListrn然后通过rnrequest.setAttribute("userList",userList); rnrequest.setAttribute("infoList",infoList);rnrequest.getRequestDispather("list").forward(request,response);rn发送到前台rn然后前台想通过rn rn........把两个List的东西打印出来并且要是对应的 不知该怎么办 求高人指点rnrn
Velocity for嵌套循环取值的问题
#foreach($dr in $AnLiDt.Rows)rn rn rn $dr.ProductTitlern ????rn rn #endrnrn??? 为$根据$dr.ProductTitle的值变化而变化,从数据库中查询的rnrncs部分rn th.Put("AnLiDt", pagedt);rnrnrn有谁知道如何赋值 rn
struts2 嵌套循环问题
rn rn rn rn rnrn如何实现if - test中表达式?
asp嵌套循环比较
[code=VBScript]dim rs2,sql,rs3,idrnid = request.QueryString("id")rnSet rs2 = server.CreateObject("adodb.recordset")rnsql = "select * from saga_rights"rnrs2.open sql,conn,1,1rnSet rs3 = server.CreateObject("adodb.recordset")rnsql = "select * from role_rights where role="&idrnrs3.open sql,conn,1,1rn%>rn rn rn rn rn rn rn rn rn " <>rs2("id") Then response.Write("checked=''") Else response.Write("checked='checked'") End If%>>rn rn code]rn我想比较两个表的内容,我用do-while来打印出来,然后通过if来比较,但是不行,能告诉我一下思路嘛?rn上面的代码那里错了rnrn我想用for的,但是我不知道怎样获得表的条数,所以。。。。。rn
for each in 嵌套循环如何跳出
犹如下一段代码,大家帮忙给看一下,问题表现是紧挨着跳出循环的前一句不参与循环。比如说在本段代码的第4行是要跳出循化,第三行就不进行循环,只能取得一个值。同样第二个if之前的那一行也没有参与循化。rnfor each b in iddI rnfor each c in iddIIrnfor each d in iddIIIrnif caizhong="福彩3D" or caizhong="排列3" thenrn n=trim(b)&trim(c)&trim(d)rn str=str&n&" "rnexit forrnend ifrnfor each e in iddIVrnfor each f in iddVrnif caizhong="排列5" thenrn n=trim(b)&trim(c)&trim(d)&trim(e)&trim(f)rn str=str&n&" "rnexit forrnend ifrnfor each g in iddVIrnfor each h in iddVIIrnif caizhong="七星彩" thenrn n=trim(b)&trim(c)&trim(d)&trim(e)&trim(f)&trim(g)&trim(h)rn str=str&n&" "rnend ifrnrnnextrnnextrnnextrnnextrnnextrnnextrnnext
提高嵌套循环查询效率
思想是这样:rnrn先用大循环读出:举例,假使"诺基亚"的所有机型.rn然后将每一款机型的值拿去所有电池产品里面(读出所有电池产品为小循环)判断,假使电池产品存在该型号,则将此型号读取出来.rn当电池产品的一多时,显然速度很慢rnrn请问:如何提高读取的效率呢?rnrnbigclassname 为数据库里手机品牌 假使为:诺基亚rnsjxh 为手机型号 假使为:5200 5300 N73 等 对应品牌的型号rnrntitle 为电池产品的名称 articleid 为自增的idrnsjxhname 为此电池适用的品牌, 数据项为内容 5200/5300/N73 一款电池可使用多型号的手机.rnrn[code=HTML]rnrn rn rn rn rn rn rn [/code]
谁能给我解释一下嵌套循环~
#includernvoid main()rnrn int nstars=1,stars;rn while(nstars);rn nstars++;rn rn
c嵌套循环文件
[code=c]while (!feof(fp))rn rn fscanf(fp, "%s", &key);rn printf("key = %s\n", key);rn while (!feof(fp2))rn rn fscanf(fp2, "%s", &key2);rn printf("key2 = %s\n", key2);rn // if (strcmp(key, key2) == 0)rn // rn // printf("!124124\n");rn rn // rn rn rn [/code]rn如上面的代码,外层一次,里层的一直循环完,但是外层第二次循环的时候rn里层一次都不循环了,这是什么问题呢>>>求解
plsql嵌套循环怎么写
set serveroutput on;rndeclarerni number :=1;rnt_emp1 number;rnt_emp2 number;rncursor tes_t1 is select groupid from SYSTEMGROUPMEMBERSHIP group by groupid having groupid not in (1,2);rnbeginrn open tes_t1;rn looprn fetch tes_t1 into t_emp1;rn exit when tes_t1%notfound;rn dbms_output.put_line(i||'aaaaaa'||t_emp1);rn i:=i+1;rn cursor tes_t2 is select userid from SYSTEMGROUPMEMBERSHIP where groupid=t_emp1;rn beginrn open tes_t2;rn looprn fetch tes_t2 into t_emp2;rn exit when tes_t2%notfound;rn dbms_output.put_line(t_emp1);rn end loop;rn close tes_t2;rn commit;rn end;rn end loop;rn close tes_t1;rn commit;rnend;rnrn代码如上内层根据外层循环查询结果继续循环操作数据怎么写 初学着
如何做SQL嵌套循环
declarerni interger(5)=1;rnj interger(5)=4;rncursor AllInfo is select id from A;rnoneInfo AllInfo%ROWTYPE;rnbeginrn for oneInfo in Allinfo looprn for i in i..jrn loop rn updata b set b.id=oneInfo.id where rownum>i and rownum
哈希匹配和嵌套循环
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JSTL 嵌套循环foreach 出现问题
bean属性如下:rn[code=Java]rn private String name;rn private List subtypes;rn[/code]rnsubtypes中包含的同样是这样一个对象rn[code=Java]rn rn $toptype.name rn rn rn $sectype.name rn rn rnrn[/code]rnrn我在Eclipse中通过断点查看过,subtypes集合中存储的是bean而非字符串rnrnrn运行时出现异常如下:rn[color=#C0C0C0]exception [/color]rnrnjavax.servlet.ServletException: Unable to find a value for "name" in object of class "java.lang.String" using operator "."rn org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:846)rn org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:779)rn org.apache.jsp.BBS.ZD.QTYPEVL_jsp._jspService(QTYPEVL_jsp.java:190)rn org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)rn javax.servlet.http.HttpServlet.service(HttpServlet.java:802)rn org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)rn org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)rn org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)rn javax.servlet.http.HttpServlet.service(HttpServlet.java:802)rn org.apache.struts.action.RequestProcessor.doForward(RequestProcessor.java:1085)rn org.apache.struts.tiles.TilesRequestProcessor.doForward(TilesRequestProcessor.java:263)rn org.apache.struts.action.RequestProcessor.processForwardConfig(RequestProcessor.java:398)rn org.apache.struts.tiles.TilesRequestProcessor.processForwardConfig(TilesRequestProcessor.java:318)rn org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:241)rn org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)rn org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414)rn javax.servlet.http.HttpServlet.service(HttpServlet.java:689)rn javax.servlet.http.HttpServlet.service(HttpServlet.java:802)rn com.baosight.iplat4j.security.log.LoggerContextInitializingFilter.doFilter(LoggerContextInitializingFilter.java:71)rn com.baosight.iplat4j.web.filter.FilterChainProxy$1.doFilter(FilterChainProxy.java:100)rn org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:264)rn org.acegisecurity.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:107)rn org.acegisecurity.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:72)rn org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)rn com.baosight.iplat4j.security.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:74)rn org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)rn org.acegisecurity.providers.anonymous.AnonymousProcessingFilter.doFilter(AnonymousProcessingFilter.java:125)rn org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)rn com.baosight.iplat4j.security.AuthenticationProcessingFilter.doFilter(AuthenticationProcessingFilter.java:135)rn org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)rn org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:193)rn org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)rn org.acegisecurity.util.FilterChainProxy.doFilter(FilterChainProxy.java:148)rn org.acegisecurity.util.FilterToBeanProxy.doFilter(FilterToBeanProxy.java:98)rn com.baosight.iplat4j.web.filter.FilterParamInitDelegator.doFilter(FilterParamInitDelegator.java:35)rn com.baosight.iplat4j.web.filter.FilterChainProxy$1.doFilter(FilterChainProxy.java:100)rn com.baosight.iplat4j.web.filter.PartialLoadFilter.doFilter(PartialLoadFilter.java:43)rn com.baosight.iplat4j.web.filter.FilterChainProxy.doFilterInternal(FilterChainProxy.java:106)rn com.baosight.iplat4j.web.filter.FilterChainProxy.doFilter(FilterChainProxy.java:74)rn com.baosight.bbs.login.LoginFilter.doFilter(LoginFilter.java:96)rn org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:78)rn org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:77)rnrnrn[color=#C0C0C0]root cause [/color]rnrnjavax.servlet.jsp.el.ELException: Unable to find a value for "name" in object of class "java.lang.String" using operator "."rn org.apache.commons.el.Logger.logError(Logger.java:481)rn org.apache.commons.el.Logger.logError(Logger.java:498)rn org.apache.commons.el.Logger.logError(Logger.java:611)rn org.apache.commons.el.ArraySuffix.evaluate(ArraySuffix.java:340)rn org.apache.commons.el.ComplexValue.evaluate(ComplexValue.java:145)rn org.apache.commons.el.ExpressionEvaluatorImpl.evaluate(ExpressionEvaluatorImpl.java:263)rn org.apache.commons.el.ExpressionEvaluatorImpl.evaluate(ExpressionEvaluatorImpl.java:190)rn org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate(PageContextImpl.java:920)rn org.apache.jsp.BBS.ZD.QTYPEVL_jsp._jspx_meth_c_forEach_1(QTYPEVL_jsp.java:318)rn org.apache.jsp.BBS.ZD.QTYPEVL_jsp._jspx_meth_c_forEach_0(QTYPEVL_jsp.java:255)rn org.apache.jsp.BBS.ZD.QTYPEVL_jsp._jspService(QTYPEVL_jsp.java:176)rn org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)rn javax.servlet.http.HttpServlet.service(HttpServlet.java:802)rn org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)rn org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)rn org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)rn javax.servlet.http.HttpServlet.service(HttpServlet.java:802)rn org.apache.struts.action.RequestProcessor.doForward(RequestProcessor.java:1085)rn org.apache.struts.tiles.TilesRequestProcessor.doForward(TilesRequestProcessor.java:263)rn org.apache.struts.action.RequestProcessor.processForwardConfig(RequestProcessor.java:398)rn org.apache.struts.tiles.TilesRequestProcessor.processForwardConfig(TilesRequestProcessor.java:318)rn org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:241)rn org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)rn org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414)rn javax.servlet.http.HttpServlet.service(HttpServlet.java:689)rn javax.servlet.http.HttpServlet.service(HttpServlet.java:802)rn com.baosight.iplat4j.security.log.LoggerContextInitializingFilter.doFilter(LoggerContextInitializingFilter.java:71)rn com.baosight.iplat4j.web.filter.FilterChainProxy$1.doFilter(FilterChainProxy.java:100)rn org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:264)rn org.acegisecurity.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:107)rn org.acegisecurity.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:72)rn org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)rn com.baosight.iplat4j.security.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:74)rn org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)rn org.acegisecurity.providers.anonymous.AnonymousProcessingFilter.doFilter(AnonymousProcessingFilter.java:125)rn org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)rn com.baosight.iplat4j.security.AuthenticationProcessingFilter.doFilter(AuthenticationProcessingFilter.java:135)rn org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)rn org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:193)rn org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)rn org.acegisecurity.util.FilterChainProxy.doFilter(FilterChainProxy.java:148)rn org.acegisecurity.util.FilterToBeanProxy.doFilter(FilterToBeanProxy.java:98)rn com.baosight.iplat4j.web.filter.FilterParamInitDelegator.doFilter(FilterParamInitDelegator.java:35)rn com.baosight.iplat4j.web.filter.FilterChainProxy$1.doFilter(FilterChainProxy.java:100)rn com.baosight.iplat4j.web.filter.PartialLoadFilter.doFilter(PartialLoadFilter.java:43)rn com.baosight.iplat4j.web.filter.FilterChainProxy.doFilterInternal(FilterChainProxy.java:106)rn com.baosight.iplat4j.web.filter.FilterChainProxy.doFilter(FilterChainProxy.java:74)rn com.baosight.bbs.login.LoginFilter.doFilter(LoginFilter.java:96)rn org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:78)rn org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:77)rn
两个while嵌套循环
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DELIMITER $$rnCREATE PROCEDURE policy_count()rnBEGINrn BEGINrn CREATE TEMPORARY TABLE IF NOT EXISTS func_policy -- 不存在则创建临时表 rn (rn temppolicycode VARCHAR(30),rn tempsigns VARCHAR(30),rn tempcity VARCHAR(30),rn temparea VARCHAR(30),rn temptradetype VARCHAR(30),rn temptradeclass VARCHAR(30),rn tempallmoney VARCHAR(30),rn tempendmonth VARCHAR(30),rn tempendyear VARCHAR(30)rn );rn TRUNCATE TABLE func_policy; -- 使用前先清空临时表。 rn BEGIN#定义游标指定列属性rn DECLARE signs VARCHAR(30) DEFAULT '' ;rn DECLARE policycode VARCHAR(30) DEFAULT '' ;rn DECLARE city VARCHAR(30) DEFAULT '' ;rn DECLARE AREA VARCHAR(30) DEFAULT '' ;rn DECLARE tradeclass VARCHAR(30) DEFAULT '' ;rn DECLARE tradetype VARCHAR(30) DEFAULT '' ;rn DECLARE allmoney VARCHAR(30) DEFAULT '' ;rn DECLARE endmonth VARCHAR(30) DEFAULT '' ;rn DECLARE endyear VARCHAR(30) DEFAULT '' ;rn DECLARE policydate VARCHAR(30) DEFAULT '' ;rn DECLARE endorsecode VARCHAR(30) DEFAULT '' ;rn DECLARE signtime VARCHAR(30) DEFAULT '' ;rn DECLARE changmoney VARCHAR(30) DEFAULT '' ;rn DECLARE endorsedate VARCHAR(30) DEFAULT '' ;rn DECLARE 1_policycode VARCHAR(30) DEFAULT '' ;rn DECLARE 1_signs VARCHAR(30) DEFAULT '' ;rn DECLARE 1_city VARCHAR(30) DEFAULT '' ;rn DECLARE 1_AREA VARCHAR(30) DEFAULT '' ;rn DECLARE 1_tradeclass VARCHAR(30) DEFAULT '' ;rn DECLARE 1_tradetype VARCHAR(30) DEFAULT '' ;rn DECLARE 1_allmoney VARCHAR(30) DEFAULT '' ;rn DECLARE endorsemonth VARCHAR(30) DEFAULT '' ;rn DECLARE endorseyear VARCHAR(30) DEFAULT '' ;rn DECLARE 1_policydate VARCHAR(30) DEFAULT '' ;rn DECLARE done INT DEFAULT 0; rn DECLARE edone INT DEFAULT 0; rn #向临时表插入数据rn INSERT INTO func_policy(temppolicycode,tempsigns,tempcity,temparea,temptradetype,temptradeclass,tempallmoney,tempendmonth,tempendyear) rn SELECT p.policycode,COUNT(*),p.city,p.area,p.tradetype,p.tradeclass, SUM(p.allmoney),MONTH(p.policytime),YEAR(p.policytime) rn FROM sr_policy p WHERE p.totalflag = '0' OR p.totalflag = NULLrn GROUP BY p.policycode,p.city,p.area,p.tradeclass,p.tradetype;rn BEGINrn #定义保单数据游标rn DECLARE policy_cusor CURSOR FOR SELECT p.temppolicycode,p.tempsigns,p.tempcity,p.temparea,p.temptradetype,p.temptradeclass,p.tempallmoney,p.tempendmonth,p.tempendyearrn FROM func_policy p;rn DECLARE CONTINUE HANDLER FOR NOT FOUND SET done = 1;#结束标识 rn OPEN policy_cusor;rn policySeqLoop:LOOP#循环保单数据游标rn FETCH policy_cusor INTO policycode,signs,city,AREA,tradetype,tradeclass,allmoney,endmonth,endyear;rn IF done = 1 THENrn LEAVE policySeqLoop;#跳出循环rn ELSErn BEGINrn #定义批单数据游标rn DECLARE endors_cusor CURSOR FOR SELECT e.endorsecode,e.signtime,e.policycode AS policycode,e.city AS city,e.area AS AREA,e.tradeclass AS tradeclass,e.tradetype AS tradetype, e.changemoney AS changmoney,rn e.allmoney AS allmoney,MONTH(e.signtime) AS endorsemonth,YEAR(e.signtime) AS endorseyear FROM sr_endorse e;rn DECLARE CONTINUE HANDLER FOR NOT FOUND SET edone = 1;#结束标识 rn OPEN endors_cusor;rn endorsSeqLoop:LOOP#循环批单数据rn FETCH endors_cusor INTO endorsecode,signtime,1_policycode,1_city,1_AREA,1_tradeclass,1_tradetype,changmoney,1_allmoney,endorsemonth,endorseyear;rn IF edone = 1 THENrn LEAVE endorsSeqLoop;rn ELSErn UPDATE sr_endorse se SET se.totalflag = '1' WHERE se.endorsecode = endorsecode;rn IF policycode = 1_policycode THEN#保单和批单中的保单号相同时rn IF city = 1_city rn AND AREA = 1_AREA rn AND tradeclass = 1_tradeclass rn AND tradetype = 1_tradetypern AND endmonth = endorsemonth rn AND endyear = endorseyear THEN#只有保费发生变化时rn UPDATE func_policy pc SET pc.tempallmoney = pc.tempallmoney + changmoney rn WHERE pc.temppolicycode = policycode;rn ELSErn UPDATE func_policy fp SET fp.tempcity = 1_city,fp.temparea = 1_AREA,fp.temptradetype = 1_tradetype,rn fp.temptradeclass = 1_tradeclass,fp.tempallmoney = 1_allmoney,fp.tempendmonth = endorsemonth,rn fp.tempendyear = endorseyear WHERE fp.temppolicycode = policycode;rn END IF;rn END IF;rn END IF;rn END LOOP;rn CLOSE endors_cusor;rn END;rn UPDATE sr_policy a SET a.totalflag = '1' WHERE a.policycode = policycode;rn END IF;rn END LOOP;rn CLOSE policy_cusor;rn #统计保单数据rn INSERT INTO sr_policy_count(signs,city,AREA,tradetype,tradeclass,allmoney,endmonth,endyear)rn SELECT SUM(fp.tempsigns),fp.tempcity,fp.temparea,fp.temptradetype,fp.temptradeclass,SUM(fp.tempallmoney),fp.tempendmonth,fp.tempendyear rn FROM func_policy fp GROUP BY fp.tempcity,fp.temparea,fp.temptradetype,fp.temptradeclass,fp.tempendmonth,fp.tempendyear;rn COMMIT;rn END;rn END;rn END;rnEND$$rnDELIMITER ;
logic:iterate嵌套循环
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请问这样可行吗?为什么会提示到某个do while 上出错呢?rn
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rn rn 电影集团rn rn rn 7月21日唐徕渠发现不明身份女尸rn 南京观众希望12月就想看宁夏卫视rn 7月21日工作多年单位不签劳动合同不给缴社保rn 7月21日天然气管道被挖断 2400多户居民无法rn 7月21日我区交通、运输等部门应对日全食现象rn 7月21日我区交通、运输等部门应对日全食现象rn 7月21日我区交通、运输等部门应对日全食现象rn rn rn我想循环两个 , 后面是会员名称和图片, 后循环的是改会员的新闻。请问怎么<em>嵌套循环</em>
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如题!
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高手请进,vb中的嵌套循环
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