如何将xml文件中的元素属性依次取出来

c00140318 2014-09-05 07:00:44
tips.xml 文件内容如下
<Tips>
<param id="1" value="desc1">
<param id="2" value="desc2">
<param id="3" value="desc3">
<param id="4" value="desc4">
<param id="5" value="desc5">
<param id="6" value="desc6">
</Tips>

现在想在主程序中读这个文件,并把每个prarm元素对应的id和value取出来,怎么搞?
现在用的办法是
dom = new ActiveXObject("Microsoft.XMLDOM");
dom.load("tips.xml");
node = dom.documentElement.childNodes;
for(var i=0;i<node.length;i++)
{
var id= node[i].childNodes[0].text;
var value= node[i].childNodes[1].text;
}
不成功啊,怎么办啊? 总是提示node[i].childNodes[0].text 这里找不到对象? 有高手帮忙看看吗?
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c00140318 2014-09-07
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引用 2 楼 net_lover 的回复:
你的文件不是xml格式的 <param id="1" value="desc1"> 应该是 <param id="1" value="desc1"/> dom = new ActiveXObject("Microsoft.XMLDOM"); dom.load("tips.xml"); node = dom.selectNodes("/Tips/param"); for(var i=0;i<node.length;i++) { var id= node[i].getAttribute("id"); alert(id) var value= node[i].getAttribute("value"); alert(value) }
感谢,问题解决! 源代码也是从网上找的,看来不靠谱啊!太感谢了
c00140318 2014-09-07
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引用 1 楼 frauzhou 的回复:
{ var id= node[i].childNodes[0].text; var value= node[i].childNodes[1].text; } 有问题,不对。缺少好多定义。 你看一下这一页里面的,关于dom调用时,对“对象属性”和“对象方法”的区别。 http://www.w3school.com.cn/xmldom/dom_document.asp
感谢!问题解决,还是w3school的靠谱!
c00140318 2014-09-07
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引用 4 楼 frauzhou 的回复:
[quote=引用 2 楼 net_lover 的回复:] 你的文件不是xml格式的 <param id="1" value="desc1"> 应该是 <param id="1" value="desc1"/> dom = new ActiveXObject("Microsoft.XMLDOM"); dom.load("tips.xml"); node = dom.selectNodes("/Tips/param"); for(var i=0;i<node.length;i++) { var id= node[i].getAttribute("id"); alert(id) var value= node[i].getAttribute("value"); alert(value) }
不全是。 xml里有类似“scan" 的意思。select里没有。xml的属性及ID,和”select“里的属性及ID,不完全一样。比如,书籍或者商品的条形编码属性取值,select没有xml好用。但是,如果你是一个书架,书架上有不同的格子,要去取某个格子里的书。xml没有select好用。这只是一种比喻。 [/quote] 不明觉厉啊,我还得再研究研究,多谢了!!!
frauzhou 2014-09-05
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引用 2 楼 net_lover 的回复:
你的文件不是xml格式的 <param id="1" value="desc1"> 应该是 <param id="1" value="desc1"/> dom = new ActiveXObject("Microsoft.XMLDOM"); dom.load("tips.xml"); node = dom.selectNodes("/Tips/param"); for(var i=0;i<node.length;i++) { var id= node[i].getAttribute("id"); alert(id) var value= node[i].getAttribute("value"); alert(value) }
不全是。 xml里有类似“scan" 的意思。select里没有。xml的属性及ID,和”select“里的属性及ID,不完全一样。比如,书籍或者商品的条形编码属性取值,select没有xml好用。但是,如果你是一个书架,书架上有不同的格子,要去取某个格子里的书。xml没有select好用。这只是一种比喻。
frauzhou 2014-09-05
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楼上这种可以走得通就行。
孟子E章 2014-09-05
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你的文件不是xml格式的 <param id="1" value="desc1"> 应该是 <param id="1" value="desc1"/> dom = new ActiveXObject("Microsoft.XMLDOM"); dom.load("tips.xml"); node = dom.selectNodes("/Tips/param"); for(var i=0;i<node.length;i++) { var id= node[i].getAttribute("id"); alert(id) var value= node[i].getAttribute("value"); alert(value) }
frauzhou 2014-09-05
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{ var id= node[i].childNodes[0].text; var value= node[i].childNodes[1].text; } 有问题,不对。缺少好多定义。 你看一下这一页里面的,关于dom调用时,对“对象属性”和“对象方法”的区别。 http://www.w3school.com.cn/xmldom/dom_document.asp
XML 元素指的是从(且包括)开始标签直到(且包括)结束标签的部分。其他元素文本属性或混合以上所有...在上面的实例中, 和 都有元素内容,因为他们包含其他元素。 元素也有属性、<author>、<year> 和 <price> 有文本内容,因为他们包含文本。</a></div><div data-report-view="{"mod":"popu_645","index":"3","dest":"https://blog.csdn.net/dw5562/article/details/121350807","strategy":"2~default~ElasticSearch~Rate","extra":"{\"utm_medium\":\"distribute.pc_relevant_bbs_down_v2.none-task-blog-2~default~ElasticSearch~Rate-3-121350807-bbs-390880155.264^v3^pc_relevant_bbs_down_v2_opensearchbbsnew\",\"dist_request_id\":\"silkroad_1791611626385\"}","spm":"1035.2023.3001.6557"}" class="list-item" data-v-ca2d15ac><div class="recommend-title" data-v-ca2d15ac><img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAYAAABzenr0AAAAAXNSR0IArs4c6QAAAeZJREFUWEdjZGBgYPhQkSn49/v/EAbG/2oM/xn4QWI0A4wMHxn+M95i5mRcI9Ax/T0jyPI/P/7VM/5n4KKZpVgM/s/I8I2Fg6mR8W1+RioDw39TelqOsIvxNOPbgvRumgc7Lt8xMnxkfJufPmtgfA+xddQBeEOAv7opgImHh5PoKPr169fnOdN3/Xn88DOxevA6QLC9L5KRk4uHWMNA6v59+fz50+TeTf9evvhGjD6qOwDsiI8fPnya2LX537t3Pwg5giYOADvi3Zs3nyZ0bfn36dNvfI6gmQNAlv599fLlxwmd2xi+ffuDsyjAVw6QkwbQLfr76MHDj30duwbMAf+/f/vyvrJoOcUO+Pf82dOv2zadIZSoQPLcXn4mTJJS0iA21Rzw+/6de58n9uwlxgG8+SXOrIoqSlR1ADEWY1NDtRBg+PXrx7+PHz4S4xAmfgF+BjY2DqqGwIBHwb/3797+unzhFjEhwKZroMYkKCRM1RAgxmKapoF/r1+9/HHs8GVslrCISfCzWVpjbdZRLRHiSwOsugZivMkZ/jQNAYa/f//8//UTe+3GyMTMyMGBtd1AtRAY8DQwIA7gTcuxZuDkABcoZIPvP358njXlKFmVEdmWkqBxMHRMBrhrNuCdU1B0DWT3HACwkGScZb+cwwAAAABJRU5ErkJggg==" alt data-v-ca2d15ac> <a target="_blank" href="https://blog.csdn.net/dw5562/article/details/121350807" data-report-click="{"mod":"popu_645","index":"3","dest":"https://blog.csdn.net/dw5562/article/details/121350807","strategy":"2~default~ElasticSearch~Rate","extra":"{\"utm_medium\":\"distribute.pc_relevant_bbs_down_v2.none-task-blog-2~default~ElasticSearch~Rate-3-121350807-bbs-390880155.264^v3^pc_relevant_bbs_down_v2_opensearchbbsnew\",\"dist_request_id\":\"silkroad_1791611626385\"}","spm":"1035.2023.3001.6557"}" data-report-query="spm=1035.2023.3001.6557&utm_medium=distribute.pc_relevant_bbs_down_v2.none-task-blog-2~default~ElasticSearch~Rate-3-121350807-bbs-390880155.264^v3^pc_relevant_bbs_down_v2_opensearchbbsnew&depth_1-utm_source=distribute.pc_relevant_bbs_down_v2.none-task-blog-2~default~ElasticSearch~Rate-3-121350807-bbs-390880155.264^v3^pc_relevant_bbs_down_v2_opensearchbbsnew" class="title" data-v-ca2d15ac>XML的<em>元素</em>和<em>属性</em>详解</a></div> <a target="_blank" href="https://blog.csdn.net/dw5562/article/details/121350807" data-report-click="{"mod":"popu_645","index":"3","dest":"https://blog.csdn.net/dw5562/article/details/121350807","strategy":"2~default~ElasticSearch~Rate","extra":"{\"utm_medium\":\"distribute.pc_relevant_bbs_down_v2.none-task-blog-2~default~ElasticSearch~Rate-3-121350807-bbs-390880155.264^v3^pc_relevant_bbs_down_v2_opensearchbbsnew\",\"dist_request_id\":\"silkroad_1791611626385\"}","spm":"1035.2023.3001.6557"}" data-report-query="spm=1035.2023.3001.6557&utm_medium=distribute.pc_relevant_bbs_down_v2.none-task-blog-2~default~ElasticSearch~Rate-3-121350807-bbs-390880155.264^v3^pc_relevant_bbs_down_v2_opensearchbbsnew&depth_1-utm_source=distribute.pc_relevant_bbs_down_v2.none-task-blog-2~default~ElasticSearch~Rate-3-121350807-bbs-390880155.264^v3^pc_relevant_bbs_down_v2_opensearchbbsnew" class="desc" data-v-ca2d15ac>XML <em>元素</em> XML <em>元素</em>指的是从(且包括)开始标签直到(且包括)结束标签的部分。 <em>元素</em>可包含其他<em>元素</em>、文本或者两者的混合物。<em>元素</em>也可以拥有<em>属性</em>。 示例: <bookstore> <book category="CHILDREN"> <title>Harry Potter</title> <author>J K. 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","coverImg":"https:\u002F\u002Fimg-home.csdnimg.cn\u002Fimages\u002F20221027062414.png","content":"tips.xml 文件内容如下\u003Cbr \u002F\u003E\n<Tips>\u003Cbr \u002F\u003E\n<param id="1" value="desc1">\u003Cbr \u002F\u003E\n<param id="2" value="desc2">\u003Cbr \u002F\u003E\n<param id="3" value="desc3">\u003Cbr \u002F\u003E\n<param id="4" value="desc4">\u003Cbr \u002F\u003E\n<param id="5" value="desc5">\u003Cbr \u002F\u003E\n<param id="6" value="desc6">\u003Cbr \u002F\u003E\n<\u002FTips>\u003Cbr \u002F\u003E\n\u003Cbr \u002F\u003E\n现在想在主程序中读这个文件,并把每个prarm元素对应的id和value取出来,怎么搞?\u003Cbr \u002F\u003E\n现在用的办法是\u003Cbr \u002F\u003E\ndom = new ActiveXObject("Microsoft.XMLDOM");\u003Cbr \u002F\u003E\ndom.load("tips.xml");\u003Cbr \u002F\u003E\nnode = dom.documentElement.childNodes; \u003Cbr \u002F\u003E\nfor(var i=0;i<node.length;i++)\u003Cbr \u002F\u003E\n {\u003C!-- --\u003E\u003Cbr \u002F\u003E\n var id= node[i].childNodes[0].text; \u003Cbr \u002F\u003E\n var value= node[i].childNodes[1].text;\u003Cbr \u002F\u003E\n }\u003Cbr \u002F\u003E\n不成功啊,怎么办啊? 总是提示node[i].childNodes[0].text 这里找不到对象? 有高手帮忙看看吗?","mdContent":null,"pictures":null,"videoInfo":null,"linkInfo":null,"student":{"isCertification":false,"org":"","bala":""},"employee":{"isCertification":true,"org":"华为技术有限公司","bala":null},"userCertification":[],"dependId":"0","dependSubType":null,"videoUrl":null,"favoriteCount":0,"favoriteStatus":false,"taskType":null,"defaultScore":null,"syncAsk":false,"videoPlayLength":null},"communityUser":null,"allowPost":false,"submitHistory":[{"user":{"registerurl":"https:\u002F\u002Fg.csdnimg.cn\u002Fstatic\u002Fuser-reg-year\u002F1x\u002F12.png","avatarurl":"https:\u002F\u002Fprofile-avatar.csdnimg.cn\u002Fdefault.jpg!1","nickname":"c00140318","selfdesc":"","createdate":"2014-08-22 15:40:06","days":"4432","years":"12","username":"c00140318","school":null,"company":null,"job":null},"userName":"c00140318","event":"创建了帖子","body":"2014-09-05 07:00","editId":null}],"resourceExt":{}},"contentReply":{"pageNo":1,"pageSize":20,"totalPages":1,"totalCount":7,"total":0,"list":[{"hit":null,"hitMsg":null,"content":"\u003Cfieldset\u003E\u003Clegend class=\"font_bold\"\u003E引用 2 楼 net_lover 的回复:\u003C\u002Flegend\u003E\u003Cblockquote\u003E你的文件不是xml格式的\n<param id="1" value="desc1">\n应该是\n<param id="1" value="desc1"\u002F>\n\n\ndom = new ActiveXObject("Microsoft.XMLDOM");\ndom.load("tips.xml");\nnode = dom.selectNodes("\u002FTips\u002Fparam"); \nfor(var i=0;i<node.length;i++)\n {\n var id= node[i].getAttribute("id"); \n\talert(id) \n var value= node[i].getAttribute("value"); \nalert(value) \n }\u003C\u002Fblockquote\u003E\u003C\u002Ffieldset\u003E\n感谢,问题解决!\n源代码也是从网上找的,看来不靠谱啊!太感谢了\n","topicTitle":null,"description":"引用 2 楼 net_lover 的回复:你的文件不是xml格式的 \u003Cparam id=\"1\" value=\"desc1\"\u003E 应该是 \u003Cparam id=\"1\" value=\"desc1\"\u002F\u003E dom = new ActiveXObject(\"Microsoft.XMLDOM\"); dom.load(\"tips.xml\"); node = 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class=\"font_bold\"\u003E引用 1 楼 frauzhou 的回复:\u003C\u002Flegend\u003E\u003Cblockquote\u003E{\n var id= node[i].childNodes[0].text; \n var value= node[i].childNodes[1].text;\n }\n有问题,不对。缺少好多定义。\n\n你看一下这一页里面的,关于dom调用时,对“对象属性”和“对象方法”的区别。\nhttp:\u002F\u002Fwww.w3school.com.cn\u002Fxmldom\u002Fdom_document.asp\u003C\u002Fblockquote\u003E\u003C\u002Ffieldset\u003E\n感谢!问题解决,还是w3school的靠谱!","topicTitle":null,"description":"引用 1 楼 frauzhou 的回复:{ var id= node[i].childNodes[0].text; var value= node[i].childNodes[1].text; } 有问题,不对。缺少好多定义。 你看一下这一页里面的,关于dom调用时,对“对象属性”和“对象方法”的区别。 http:\u002F\u002Fwww.w3school.com.cn\u002Fxmldom\u002Fdom_document.asp 感谢!问题解决,还是w3school的靠谱!","id":398143631,"contentResourceId":390880155,"bindContentResourceId":0,"communityId":209,"username":"c00140318","userNickName":"c00140318","userAvatar":"https:\u002F\u002Fprofile-avatar.csdnimg.cn\u002Fdefault.jpg!1","mdContent":null,"parentId":0,"replyName":"","replyNickName":"","bizNo":"bbs","ip":3450987164,"status":10,"childCount":0,"topStatus":0,"recommendStatus":0,"userLike":false,"diggCount":0,"childIds":"","createTime":"2014-09-07 10:19:35","updateTime":"2014-09-07 10:36:04","formatTime":"2014-09-07","userRoleHonorary":{"userName":null,"roleId":null,"roleType":null,"roleStatus":null,"honoraryId":null,"roleName":null,"honoraryName":null,"communityNickname":null,"communitySignature":null},"child":null,"communityNickname":null,"communityReplyNickname":null,"rewardInfo":null,"checkRedPacketVO":null,"noDiggCount":null},{"hit":null,"hitMsg":null,"content":"\u003Cfieldset\u003E\u003Clegend class=\"font_bold\"\u003E引用 4 楼 frauzhou 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