Javascript ÉèÖÃtextareaÊäÈë¿òµÄ×î´óÖµ
<html>
<head>
<title>²âÊÔÊäÈë×Ö·û</title>
<script language=javascript>
String.prototype.lenB =function(){
return this.replace(/[^\x00-\xff]/g,"**").length;
}
function a(){
var str=document.getElementById("content").value;
if(str.length <= 180){
abc.innerText="ÄúÒѾÊäÈë"+str.length+"/180¸ö×Ö£¨Ã¿Ìõ¶ÌÐÅ×î¶à70¸ö×Ö£¬³¬¹ý·Ö¶àÌõ·¢ËÍ£©";
}else{
abc.innerText="×î¶àÖ»ÔÊÐíÊäÈë180¸ö×Ö¡£"
}
}
</script>
</head>
<body>
<textarea onpropertychange="if(value.length>80) value=value.substr(0,80)" id="content" onkeyup="a();"></textarea>
<input maxlength="5"/>
<p id="abc"></p>
</body>
</h tml>
Ïà¹ØÎĵµ£º
Node.jsÊÇÒ»Ì×ÓÃÀ´±àд¸ßÐÔÄÜÍøÂç·þÎñÆ÷µÄJavaScript¹¤¾ß°ü£¬Ò»ÏµÁеı仯ÓÉ´Ë¿ªÊ¼¡£
Ò²ÐíÄ㻹²»ÖªµÀ£¬JavaScriptÏÖÔÚÒѾ³ÉÁËÒ»Ãſɱàд³öЧÂʼ«¸ßµÄ¡¢¿ÉÓÃÓÚ¿ª·¢²úÆ·¼¶web·þÎñÆ÷µÄ³öÉ«ÓïÑÔ¡£Æð³õÎÒÒ²²»ÏàÐÅ£¬µ«2009 ÄêÆô¶¯µÄÁ½¸öÏîÄ¿ÈÃÕâ³ÉΪ¿ÉÄÜ£ºCommonJSºÍNode¡£
¾¡¹ÜJavaScriptÒѾ³öÏֺܳ¤Ò»¶Îʱ¼äÁË£¬ÔËÓÃÒ²ºÜ¹ã· ......
Javascript code prettifier
Javascript ´úÂëÃÀÈÝʦ
°²×°Ê¹ÓÃ
ÏÂÔØ Îļþ
ÔÚÄãµÄÎļþÖаüº¬Õâ¶ùµÄ½Å±¾ºÍÑùʽ±í(ÄãÒª±£Ö¤Õâ¶ùµÄ css ºÍ js Îļþ°´ÔÚÄãµÄ·þÎñÆ÷ÉÏ, ²¢ÇÒµ÷ÕûÔÚ script ºÍ link±êÇ©ÖеÄ·¾¶)
<link href="prettify.css" type="text/css" rel="stylesheet" />
<script type="text/javascript" sr ......
·½·¨£º string.replace(new RegExp(oldString,"gm"),newString))
gm g=global, m=multiLine£¬´óÖÂÉÏ·½·¨¾ÍÊÇÕâÑùµÄ£¬¿ÉÒÔʵÏÖÌ滻ȫ²¿Ö¸¶¨×Ö´®
ÁíÒ»¸ö¼òµ¥µÄÑéÖ¤JSµÄ·½·¨£º
ÔÚä¯ÀÀÆ÷µØÖ·À¸ÊäÈë
javascript:alert("abcabcabc".replace(new RegExp("a","gm"),"ad&quo ......
À´Ô´£ºhttp://blog.csdn.net/yjq8116/archive/2008/11/04/3219993.aspx
·½·¨Ö÷ÒªÓÐÈýÖÖ
ת»»º¯Êý¡¢Ç¿ÖÆÀàÐÍת»»¡¢ÀûÓÃjs±äÁ¿ÈõÀàÐÍת»»¡£
1. ת»»º¯Êý
jsÌṩÁËparseInt()ºÍparseFloat()Á½¸öת»»º¯Êý¡£Ç°Õß°Ñֵת»»³ÉÕûÊý£¬ºóÕß°Ñֵת»»³É¸¡µãÊý¡£Ö»ÓжÔStringÀàÐ͵÷ÓÃÕâЩ·½·¨£¬ÕâÁ½¸öº¯Êý²ÅÄÜÕýÈ·ÔËÐУ»¶ÔÆäËûÀàÐÍ·µ» ......
2007-01-20 01:01
ieµÄjavascriptʧЧÁË£¬²»ÊÇÉèÖõÄÎÊÌâ
ÕÛÌÚÁËÒ»ÍíÉÏÖÕÓÚÔÚˮľÉÏÕÒµ½´ð°¸ÁË,¾¹ýÊÔÑé³É¹¦ÁË¡£¸ÐлÕâλhaning¡£Ò²Ï£ÍûתÔØÖ®ºó£¬ÕâƪÎÄÕÂÄÜ°ïÖú¸ü¶àµÄÈË¡£
================================================
·¢ÐÅÈË: haning (°Øº®Óî), ÐÅÇø: Virus
±ê Ìâ: KAV6.0ʹjavascriptÓï¾äʧЧÐÞ¸´·½·¨ ......