<code> <meta charset="UTF-8"> <title>Document</title> <script src="jquery1.4.1.js"> </script> <script> window.onload=function(){ var ua=navigator.userAgent.toLowerCase(); var s=null; var form =document.getElementById('form1'); var btn =document.getElementById('inp1'); var browser={ msie:(s=ua.match(/msie\s*([\d\.]+)/))?s[1]:false, firefox:(s=ua.match(/firefox\/([\d\.]+)/))?s[1]:false, chrome:(s=ua.match(/chrome\/([\d\.]+)/))?s[1]:false, opera:(s=ua.match(/opera.([\d\.]+)/))?s[1]:false, safari:(s=ua.match(/varsion\/([\d\.]+).*safari/))?s[1]:false }; if(browser.msie) {//若为IE浏览器 btn.onpropertychange=function(){ //do someting alert('IE成功111111') } } else{ btn.onchange=function(){ //do something alert('成功') } } } </script> <input type="file" id="inp1"> <form action="http://www.baidu.com" id="form1"> <input type="text"> <input type="text"> <input type="text"> </form> </code>
<code> <meta charset="UTF-8"> <title>Document</title> <script src="jquery1.4.1.js"> </script> <script> window.onload=function(){ var ua=navigator.userAgent.toLowerCase(); var s=null; var form =document.getElementById('form1'); var btn =document.getElementById('inp1'); var browser={ msie:(s=ua.match(/msie\s*([\d\.]+)/))?s[1]:false, firefox:(s=ua.match(/firefox\/([\d\.]+)/))?s[1]:false, chrome:(s=ua.match(/chrome\/([\d\.]+)/))?s[1]:false, opera:(s=ua.match(/opera.([\d\.]+)/))?s[1]:false, safari:(s=ua.match(/varsion\/([\d\.]+).*safari/))?s[1]:false }; if(browser.msie) {//若为IE浏览器 btn.onpropertychange=function(){ //do someting alert('IE成功111111') } } else{ btn.onchange=function(){ //do something alert('成功') } } } </script> <input type="file" id="inp1"> <form action="http://www.baidu.com" id="form1"> <input type="text"> <input type="text"> <input type="text"> </form> </code>