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📄 ye7.htm

📁 最完整的Javascript 特效
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<html>

<!-- Mirrored from www.yesky.com/imagesnew/software/jscript/ye7.htm by HTTrack Website Copier/3.x [XR&CO'2007], Tue, 15 Apr 2008 09:00:08 GMT -->
<head>
<title>在文本框中控制别人输入字数</title>
<style type="text/css">
<!--
body {  font-family: "宋体"; font-size: 9pt; margin-top: 0px; margin-left: 0px; margin-right: 0px}
A { COLOR: black; FONT-SIZE: 9pt; FONT-WEIGHT: 400; TEXT-DECORATION: none }
 A:hover { COLOR: red; FONT-SIZE: 9pt; FONT-WEIGHT: 400; TEXT-DECORATION: underline }
a:active     { font: 9pt "宋体"; cursor: hand; color: #FF0033 }

-->
</style>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<SCRIPT LANGUAGE="JavaScript">
<!-- Begin
maxLen = 130; // max number of characters allowed

function checkMaxInput(form) {
if (form.message.value.length > maxLen) // if too long.... trim it!
form.message.value = form.message.value.substring(0, maxLen);
// otherwise, update 'characters left' counter
else form.remLen.value = maxLen - form.message.value.length;
}
//  End -->
</script>
</head>

<body >
<br>
<br>
<center><font color=red face="隶书" size=6>在文本框中控制别人输入字数</font></center>
<br>
<center>
<table border=5 bordercolor=black borderlight=green>
<tr><td align=center><font size=5 color=red face="Arial, Helvetica, sans-serif"><strong>下面为效果显示区!</strong></font></td></tr><tr><td align=center width=300 height=150><form name=myform action="YOUR-SCRIPT.CGI">
<font size="1" face="arial, helvetica, sans-serif"> (您只可以输入130个字符)<br>
<textarea name=message wrap=physical cols=28 rows=4 onKeyDown="checkMaxInput(this.form)" onKeyUp="checkMaxInput(this.form)"></textarea>
<br>
只剩下<input readonly type=text name=remLen size=3 maxlength=3 value="130">个字符了!</font>
</form>
</td></tr>
</table></center>
<br>
<br>
<center>
<textarea name=source rows=12 cols=45 class=yk9>
脚本说明:
第一步:把如下代码加入
<!-- Mirrored from www.yesky.com/imagesnew/software/jscript/ye7.htm by HTTrack Website Copier/3.x [XR&CO'2007], Tue, 15 Apr 2008 09:00:08 GMT -->
<head>区域中
<SCRIPT LANGUAGE="JavaScript">
<!-- Begin
maxLen = 130; // max number of characters allowed

function checkMaxInput(form) {
if (form.message.value.length > maxLen) // if too long.... trim it!
form.message.value = form.message.value.substring(0, maxLen);
// otherwise, update 'characters left' counter
else form.remLen.value = maxLen - form.message.value.length;
}
//  End -->
</script>


第二步:把如下代码加入<body>区域中
<form name=myform action="YOUR-SCRIPT.CGI">
<font size="1" face="arial, helvetica, sans-serif"> ( You may enter up to 125 characters. )<br>
&lt;textarea name=message wrap=physical cols=28 rows=4 onKeyDown="checkMaxInput(this.form)" onKeyUp="checkMaxInput(this.form)"&gt;&lt;/textarea&gt;
<br>
<input readonly type=text name=remLen size=3 maxlength=3 value="130"> characters left</font>
</form>

</textarea>
<SCRIPT LANGUAGE="JavaScript">

<!-- hide

function goHist(a) 

{

   history.go(a);

}

//-->

</script>

<FORM METHOD="post">
<INPUT TYPE="button" VALUE="返回" onClick="goHist(-1)" >
</form>
</center>
<br>
<br>
</body>

<!-- Mirrored from www.yesky.com/imagesnew/software/jscript/ye7.htm by HTTrack Website Copier/3.x [XR&CO'2007], Tue, 15 Apr 2008 09:00:08 GMT -->
</html>

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