统计文本字数的JS
2008-07-24 13:37:31 作者: 来源: 互联网 浏览次数: 0 文字大小:【 大】【 中】【 小】
简介:<html><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312"><title>统计文本字数的JS</title><SCRIPT LANGUAGE="JavaScript"><!--function textCounter(sElement, maxlimit) {field = ...
<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <title>统计文本字数的JS</title> <SCRIPT LANGUAGE="JavaScript"> <!-- function textCounter(sElement, maxlimit) { field = sElement; if (field.value.length > maxlimit) field.value = field.value.substring(0, maxlimit); else document.getElementById("remLen").value = maxlimit - field.value.length; } //--> </SCRIPT> </head>
<body> 剩余字数:<input name=remLen id="remLen" value=50 readonly type=text size=4 maxlength=3 ></font> <textarea name="content" cols="50" rows="10" id="content" onPropertyChange="textCounter(this, 50)" >这个调制解调器</textarea> </body> </html>
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