火狐和谷歌浏览器对js事件兼容问题
<!doctype html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> </head> <body> <textarea name="" id="txt1" cols="30" rows="6"></textarea> <input type="text" id="txt" size="5" onkeydown="handleEvent(event)" onkeyup="handleEvent(event)" onkeypress="handleEvent(event)">
//在火狐浏览器事件onkeypress等必须函数里面有参数event，否则火狐浏览器不能识别 </body> <script type="text/JavaScript">
//在火狐浏览器事件handleEvent(e)等必须函数里面有参数e,此处参数名随意写，否则火狐浏览器不能识别 function handleEvent(e) { var e = e ? e : window.event;//判断是否有，否则使用window.event var textbox = document.getElementById("txt1"); textbox.value = " " + e.type;//e.type事件类型 } </script> </html>
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