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(急)SSH框架下如何实现级联下拉列表?
nan0065
2010-08-05 11:54:17
本人在做一个小项目,想在需要在JSP页面上实现一个级联的下拉列表
一级为产品类别(ProdType),二级为产品名称(Production)
请各位牛人帮帮忙啊......
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(急)SSH框架下如何实现级联下拉列表?
本人在做一个小项目,想在需要在JSP页面上实现一个级联的下拉列表 一级为产品类别(ProdType),二级为产品名称(Production) 请各位牛人帮帮忙啊......
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nan0065
2010-08-06
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哈哈,上午抽了点时间,Ajax已经学会,级联下拉列表也做出来了,心情那个好啊
结贴,散分
nan0065
2010-08-05
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都没人顶吗
woshijulinhou
2010-08-05
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[Quote=引用 17 楼 nan0065 的回复:]
引用 16 楼 qysnowqy 的回复:
引用 15 楼 nan0065 的回复:
引用 12 楼 xiang1115 的回复:
用ajax实现了。
我知道Ajax比较方便,但问题是,我没有学过Ajax
那现在就去学,很好用的噢
也想啊,但是手头上的这个项目马上就要上交,最近还要学习VC语言和需求文档的编辑,想想头都大啊
[/Quote]
顶
nan0065
2010-08-05
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[Quote=引用 19 楼 john_kou 的回复:]
Ajax一个小时就可以学会简单的使用,足够你实现这个级联操作了
[/Quote]
Ajax一个小时就可以学会?不会吧
john_kou
2010-08-05
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Ajax一个小时就可以学会简单的使用,足够你实现这个级联操作了
lianfeng2478
2010-08-05
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用DWR,不用专门去学Ajax,只要会写java和javascript,把框架整合进去就能用了
nan0065
2010-08-05
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[Quote=引用 16 楼 qysnowqy 的回复:]
引用 15 楼 nan0065 的回复:
引用 12 楼 xiang1115 的回复:
用ajax实现了。
我知道Ajax比较方便,但问题是,我没有学过Ajax
那现在就去学,很好用的噢
[/Quote]
也想啊,但是手头上的这个项目马上就要上交,最近还要学习VC语言和需求文档的编辑,想想头都大啊
qysnowqy
2010-08-05
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[Quote=引用 15 楼 nan0065 的回复:]
引用 12 楼 xiang1115 的回复:
用ajax实现了。
我知道Ajax比较方便,但问题是,我没有学过Ajax
[/Quote]
那现在就去学,很好用的噢
nan0065
2010-08-05
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[Quote=引用 12 楼 xiang1115 的回复:]
用ajax实现了。
[/Quote]
我知道Ajax比较方便,但问题是,我没有学过Ajax
ytmsdy
2010-08-05
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不懂。。帮顶
qysnowqy
2010-08-05
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Ajax
xiang1115
2010-08-05
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用ajax实现了。
nan0065
2010-08-05
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呵呵,一着急,字都打错了,应该是
“能不能实际点啊,给我解决一下问题?”
nan0065
2010-08-05
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[Quote=引用 9 楼 xiaochengfu1 的回复:]
nan0065
(nan0065)
等 级:
结帖率:33.33%
[/Quote]
楼上的,很热衷我的名字?
能不能是几点,给我解决以下问题啊
xiaochengfu1
2010-08-05
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nan0065
(nan0065)
等 级:
结帖率:33.33%
sunnyseer
2010-08-05
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没错,没有分,发不了贴,只能跟帖了
nan0065
2010-08-05
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楼上的仁兄,走错地了吧
sunnyseer
2010-08-05
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这个怎么实现???
nan0065
2010-08-05
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[Quote=引用 4 楼 huwen_zhong 的回复:]
struts2 自带有级联,建议楼主去看看。
[/Quote]
但是我用的是Struts1
huwen_zhong
2010-08-05
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struts2 自带有级联,建议楼主去看看。
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SSH
2 三
级联
下拉框
直接导入到eclipse中,导入Struts2.2.3,spring3.2.4和hibernate3.6的主要jar包就可以用了。包中有数据库表建立图片和效果图片
easypoi之excel导入导出教程参考
easypoi 官方文档参考 easypoi的介绍 easypoi功能如同名字easy,主打的功能就是容易,让一个没见接触过poi的人员 就可以方便的写出Excel导出,Excel模板导出,Excel导入,Word模板导出,通过简单的注解和模板 语言(熟悉的表达式语法),完成以前复杂的写法 适用
框架
、范围 SpringBoot,
SSH
(两大
框架
在实际项目中都有用到) 非maven系列的项目得自己导入jar包了 开始使用(SpringBoot+mybatis plus) 1.pom文件导入依赖 cn.afterturn easypoi-base 3.0.3 cn.a
OpenCV
级联
分类器训练与使用实战教程
基于OpenCV新版本3.1.0详细讲述了HAAR与LBP
级联
分类器的基本原理与使用技巧,通过视频中人脸实时检测与眼睛跟踪例子演示了
级联
分类器在项目中的运用。通过OpenCV自带的训练工具
实现
样本数据训练生成自己的
级联
分类器文件,使用它
实现
自定义对象检测。
Java学习笔记-个人整理的
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级联
下拉菜单示例}{322}{section.19.5} {19.6}Ajax的优点}{329}{section.19.6} {20}Json}{330}{chapter.20} {20.1}Json的语法}{330}{section.20.1} {20.2}在Ajax应用中使用Json}{330}{section.20.2} {20.2.1}Json字符串转换为JavaScript对象}{331}{subsection.20.2.1} {20.3}缓存问题}{334}{section.20.3} {21}jQuery}{335}{chapter.21} {21.1}使用jQuery}{335}{section.21.1} {21.2}jQuery对象与DOM对象的转换}{335}{section.21.2} {21.3}选择器}{336}{section.21.3} {21.4}DOM操作}{337}{section.21.4} {21.4.1}查询与修改}{337}{subsection.21.4.1} {21.4.2}创建}{338}{subsection.21.4.2} {21.4.3}插入删除节点}{338}{subsection.21.4.3} {21.4.4}复制节点}{339}{subsection.21.4.4} {21.4.5}属性操作}{339}{subsection.21.4.5} {21.4.6}样式操作}{339}{subsection.21.4.6} {21.4.7}遍历节点}{340}{subsection.21.4.7} {21.4.8}模拟操作}{341}{subsection.21.4.8} {21.5}事件处理}{344}{section.21.5} {21.5.1}事件}{345}{subsection.21.5.1} {21.5.2}事件冒泡}{346}{subsection.21.5.2} {21.5.3}jQuery事件对象属性}{346}{subsection.21.5.3} {21.6}动画}{347}{section.21.6} {21.7}类数组}{348}{section.21.7} {21.8}jQuery对Ajax开发的支持}{348}{section.21.8} {21.8.1}get, post}{349}{subsection.21.8.1} {21.8.2}.ajax}{350}{subsection.21.8.2} {21.9}Debugging jQuery}{351}{section.21.9} {22}struts2}{352}{chapter.22} {22.1}准备strut2开发类库}{352}{section.22.1} {22.2}struts配置}{354}{section.22.2} {22.3}安全路径}{354}{section.22.3} {22.4}用户访问}{355}{section.22.4} {22.5}访问数据库}{355}{section.22.5} {22.5.1}数据分页}{355}{subsection.22.5.1} {22.6}struts2分页查询、显示}{355}{section.22.6} {22.7}Ognl语言}{357}{section.22.7} {22.7.1}Ognl中的运算}{358}{subsection.22.7.1} {22.7.2}Ognl调用普通方法}{358}{subsection.22.7.2} {22.7.3}Ognl调用静态方法}{358}{subsection.22.7.3} {22.7.4}创建List}{358}{subsection.22.7.4} {22.7.5}创建Map}{359}{subsection.22.7.5} {22.7.6}投影}{359}{subsection.22.7.6} {22.7.7}选择性获取元素集合}{359}{subsection.22.7.7} {22.7.8}Ognl操作对象}{359}{subsection.22.7.8} {22.7.9}Struts2的Ognl}{360}{subsection.22.7.9} {22.8}Struts2标签}{360}{section.22.8} {22.8.1}数据提交}{361}{subsection.22.8.1} {22.8.2}测试对象是否为空}{362}{subsection.22.8.2} {22.8.3}获取checkbox项数据}{362}{subsection.22.8.3} {22.9}JUnit Test}{362}{section.22.9} {22.9.1}JUnit注释}{363}{subsection.22.9.1} {22.9.2}Debug Mode}{363}{subsection.22.9.2} {22.10}使用JavaScript提交表单}{364}{section.22.10} {22.11}使用JavaScript提交action请求}{365}{section.22.11} {22.12}Struts2对象创建模式}{366}{section.22.12} {22.13}获取session}{366}{section.22.13} {22.14}属性注入}{367}{section.22.14} {22.15}ActionSupport}{367}{section.22.15} {22.16}默认action}{368}{section.22.16} {22.17}struts2执行流程}{368}{section.22.17} {22.18}常用result类型}{370}{section.22.18} {22.18.1}Struts2验证码}{372}{subsection.22.18.1} {22.19}Json插件}{374}{section.22.19} {22.20}Struts2动态action用法}{376}{section.22.20} {22.21}reset}{376}{section.22.21} {22.22}注解action}{377}{section.22.22} {22.23}More tags}{377}{section.22.23} {22.23.1}form, checkbox}{377}{subsection.22.23.1} {22.23.2}checkboxlist}{377}{subsection.22.23.2} {22.23.3}radio}{378}{subsection.22.23.3} {22.23.4}select}{378}{subsection.22.23.4} {22.23.5}使用服务器数据显示列表}{378}{subsection.22.23.5} {22.24}interceptor}{379}{section.22.24} {22.24.1}interceptor-stack}{381}{subsection.22.24.1} {22.24.2}默认拦截器}{382}{subsection.22.24.2} {22.24.3}引用父类拦截器}{383}{subsection.22.24.3} {22.25}struts安全验证}{383}{section.22.25} {22.26}struts2上传}{384}{section.22.26} {22.27}struts2国际化}{385}{section.22.27} {23}当当网项目}{386}{chapter.23} {23.1}struts2常量}{389}{section.23.1} {23.2}java.util.UUID}{390}{section.23.2} {23.3}获取IP地址}{390}{section.23.3} {23.4}动态嵌入另一页面}{390}{section.23.4} {23.5}jQuery.validate}{392}{section.23.5} {23.6}JSP页面布尔值判断}{395}{section.23.6} {23.7}创建产品与图书的数据库表格}{395}{section.23.7} {23.8}使用
SSH
重构的问题}{395}{section.23.8} {24}Hibernate}{398}{chapter.24} {24.1}ORM}{398}{section.24.1} {24.2}使用Hibernate}{399}{section.24.2} {24.3}表格创建}{400}{section.24.3} {24.4}获取Session}{401}{section.24.4} {24.5}hibernate事务}{402}{section.24.5} {24.6}查询}{402}{section.24.6} {24.7}主键生成策略(generator)}{403}{section.24.7} {24.8}默认值}{404}{section.24.8} {24.9}hibernate bean对象的生命周期}{404}{section.24.9} {24.9.1}数据同步}{405}{subsection.24.9.1} {24.10}Hibernate类型}{406}{section.24.10} {24.11}Hibernate懒加载}{407}{section.24.11} {24.11.1}懒加载原理}{408}{subsection.24.11.1} {24.11.2}使用懒加载}{408}{subsection.24.11.2} {24.11.3}在Struts2中应用懒加载机制}{409}{subsection.24.11.3} {24.11.4}使用Hibernate维护单对象session}{412}{subsection.24.11.4} {24.12}ORM}{412}{section.24.12} {24.12.1}many-to-one}{413}{subsection.24.12.1} {24.12.2}one-to-many}{413}{subsection.24.12.2} {24.12.3}many-to-many}{414}{subsection.24.12.3} {24.12.4}双向关联映射}{416}{subsection.24.12.4} {24.12.5}关系表}{417}{subsection.24.12.5} {24.12.6}Hibernate继承关系}{418}{subsection.24.12.6} {24.12.7}Hibernate组件映射}{419}{subsection.24.12.7} {24.13}HQL语句}{420}{section.24.13} {24.14}QBC语句}{422}{section.24.14} {24.15}使用SQL语句}{422}{section.24.15} {24.16}Hibernate缓存}{423}{section.24.16} {24.16.1}一级缓存}{423}{subsection.24.16.1} {24.16.1.1}批处理}{424}{subsubsection.24.16.1.1} {24.16.2}二级缓存}{424}{subsection.24.16.2} {24.16.3}查询缓存}{427}{subsection.24.16.3} {24.17}Hibernate锁机制}{428}{section.24.17} {24.17.1}悲观锁}{428}{subsection.24.17.1} {24.17.2}乐观锁}{429}{subsection.24.17.2} {24.18}Ant及Maven}{429}{section.24.18} {24.19}Hibernate注解}{429}{section.24.19} {25}Spring}{430}{chapter.25} {25.1}概念}{430}{section.25.1} {25.2}Spring开发}{431}{section.25.2} {25.2.1}依赖注入}{431}{subsection.25.2.1} {25.2.2}集合注入}{433}{subsection.25.2.2} {25.3}log4j}{434}{section.25.3} {25.4}Spring容器}{435}{section.25.4} {25.5}Spring容器对Bean对象的管理}{436}{section.25.5} {25.5.1}lazy-init}{436}{subsection.25.5.1} {25.5.2}Bean对象的初始化与销毁}{437}{subsection.25.5.2} {25.6}AOP与代理模式}{437}{section.25.6} {25.6.1}动态代理模式}{438}{subsection.25.6.1} {25.6.2}Spring代理模式}{440}{subsection.25.6.2} {25.6.2.1}第一种情况}{440}{subsubsection.25.6.2.1} {25.6.2.2}第二种情况}{441}{subsubsection.25.6.2.2} {25.6.2.3}第三种情况:使用schema配置}{443}{subsubsection.25.6.2.3} {25.7}单例模式及Bean的作用域}{445}{section.25.7} {25.8}Spring JDBC}{446}{section.25.8} {25.9}Spring与Struts2集成}{448}{section.25.9} {25.10}Struts2, Spring, Hibernate}{450}{section.25.10} {25.10.1}spring-test: 使用注解方式测试}{455}{subsection.25.10.1} {25.11}Spring管理Hibernate}{456}{section.25.11} {25.12}分层管理Spring配置文件}{462}{section.25.12} {25.13}Spring中的Hibernate懒加载}{462}{section.25.13} {25.14}Spring中文过滤器}{463}{section.25.14} {25.15}Spring读取属性(.properties)文件}{464}{section.25.15} {25.16}Spring中的Hibernate数据库操作}{465}{section.25.16} {25.17}分页查询}{465}{section.25.17} \contentsline {chapter}{Todo list}{478}{lstnumber.-637.8} {A}T-GWAP}{480}{appendix.A} {A.1}PO}{480}{section.A.1} {A.2}DAO}{480}{section.A.2} {A.2.1}使用连接池}{480}{subsection.A.2.1} {A.3}BO}{485}{section.A.3} {A.3.1}ThreadLocal}{486}{subsection.A.3.1} {A.4}FC}{486}{section.A.4} {A.5}View}{486}{section.A.5} {A.6}
框架
}{486}{section.A.6} {A.6.1}简单工厂}{486}{subsection.A.6.1} {B}问题}{489}{appendix.B} \contentsline {chapter}{Index}{491}{section*.9} {B.0.2},}{491}{subsection.B.0.2}
java+
ssh
实现
级联
下拉列表
(以行业大类和详细类为例)
一、
级联
下拉列表
(以行业大类和详细类为例) 主要
实现
思路: 主
下拉列表
(行业大类) 发生onchange事件时调用action查询次
下拉列表
具体
实现
: 1. jsp页面脚本:<script type="text/javascript"> function changeIndustry(industryId) { location.href("addJo
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