zhongwuxiong 发表于 2013-1-27 04:59:54

用javascript获取地址栏参数

方法一:
<script type="text/javascript"><!--String.prototype.getQuery = function(name) {  var reg = new RegExp("(^|&)"+ name +"=([^&]*)(&|$)");  var r = this.substr(this.indexOf("\?")+1).match(reg);  if (r!=null) return unescape(r); return null;}var strHref = "www.cnlei.org/index.htm?a=aaa&b=bbb&c=ccc";alert(strHref.getQuery("a"));alert(strHref.getQuery("b"));alert(strHref.getQuery("c"));//--></script> 方法二:
<script type="text/javascript">function getUrlPara(paraName){var sUrl=location.href;var sReg="(?:\\?|&){1}"+paraName+"=([^&]*)"var re=new RegExp(sReg,"gi");re.exec(sUrl);return RegExp.$1;}//应用实例:test_para.html?a=11&b=22&c=33alert(getUrlPara("a"));alert(getUrlPara("b"));</script>  方法三:
<script type="text/javascript"><!--function Request(strName){var strHref = "www.cnlei.org/index.htm?a=aaa&b=bbb&c=ccc";var intPos = strHref.indexOf("?");var strRight = strHref.substr(intPos + 1);var arrTmp = strRight.split("&");for(var i = 0; i < arrTmp.length; i++) {var arrTemp = arrTmp.split("=");if(arrTemp.toUpperCase() == strName.toUpperCase()) return arrTemp;}return "";}alert(Request("a"));alert(Request("b"));alert(Request("c"));//--></script>
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