1, 参数是一个对象,核心js对象(native ECMAScript object)或宿主对象(host object),那么将直接返回该对象. 其生成的对象构造器仍然是所传参数对象的构造器.这样造成的后果是虽然该对象是new Object,但其constructor不一定是Object. 复制代码 代码如下: function Person(){this.name='jack';} var w = new Object(window), d = new Object(document), p
方法一:正则法 function getQueryString(name) { var reg = new RegExp('(^|&)' + name + '=([^&]*)(&|$)', 'i'); var r = window.location.search.substr(1).match(reg); if (r != null) { return unescape(r[2]); } return null; } // 这样调用: alert(GetQueryString(&q
js获取url及url参数解析 一.获取url: var url=window.location.herf; 二.url参数解析: function GetRequest() { var url = location.search; //获取url中"?"符后的字串 var obj= new Object(); if (url.indexOf("?") != -1) { var str = url.substr(1); strs = str.split("
js中settimeout方法加参数的使用. 简单使用看w3school 里面没有参数调用, 例子: <script type="text/javascript"> function timedMsg() { var a ="dd"; var t=setTimeout(function(){ cao(a);},3000) } function cao(a) { alert(a); } www.jbxue.com </scrip
/** * js获得url内的参数 * 返回值: string or undefined * 使用方法:$_GET['from'] */ var $_GET = (function() { var search = location.search; if (search == '') { return {}; } search = search.split('?')[1]; search = search.split('&'); var get = {}; for (var i in searc
js防止sql注入的参数过滤 <script language="javascript"> <!-- var url = location.search; var re = /select%20|update%20|delete%20|truncate%20|join%20|union%20|exec%20|insert%20|drop%20|count|’|"|;|>|<|%/i; var e = re.test(url); if(e) { a
js获得URL中的参数 function GetQueryString(name) { var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)"); var r = window.location.search.substr(1).match(reg); if (r != null) return unescape(r[2]); return null; }
//网上比较经典的js获取url中的参数的方法 function getQueryString(name) { var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)", "i"); var r = window.location.search.substr(1).match(reg); if ( r != null ){ return unescape(r[2]); }e