Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

Ôö¼Ó javascript µÄ trim º¯Êý


È¥³ý×Ö·û´®×óÓÒÁ½¶ËµÄ¿Õ¸ñ£¬ÔÚvbscriptÀïÃæ¿ÉÒÔÇáËɵØÊ¹Óàtrim¡¢ltrim »ò rtrim£¬µ«ÔÚjsÖÐȴûÓÐÕâ3¸öÄÚÖ÷½·¨£¬ÐèÒªÊÖ¹¤±àд¡£ÏÂÃæµÄʵÏÖ·½·¨ÊÇÓõ½ÁËÕýÔò±í´ïʽ£¬Ð§Âʲ»´í£¬²¢°ÑÕâÈý¸ö·½·¨¼ÓÈëString¶ÔÏóµÄÄÚÖ÷½·¨ÖÐÈ¥¡£
<input type="text" name="mytxt" value="   12345678    " /><br>
<input type="button" name="cmd1" onclick="mytxt2.value=mytxt.value.trim()" value="È¥Á½±ßµÄ¿Õ¸ñ"/>
<input type="text" name="mytxt2"/><br>
<input type="button" name="cmd1" onclick="mytxt3.value=mytxt.value.ltrim()" value="È¥×ó±ßµÄ¿Õ¸ñ"/>
<input type="text" name="mytxt3"/><br>
<input type="button" name="cmd1" onclick="mytxt4.value=mytxt.value.rtrim()" value="È¥ÓұߵĿոñ"/>
<input type="text" name="mytxt4"/><br>
<script language="javascript">
String.prototype.trim=function(){
        return this.replace(/(^s*)|(s*$)/g, "");
}
String.prototype.ltrim=function(){
        return this.replace(/(^s*)/g,"");
}
String.prototype.rtrim=function(){
        return this.replace(/(s*$)/g,"");
}
</script>
д³Éº¯Êý¿ÉÒÔÕâÑù£º
<script type="text/javascript">
function trim(str){  //ɾ³ý×óÓÒÁ½¶ËµÄ¿Õ¸ñ
 return str.replace(/(^s*)|(s*$)/g, "");
}
function ltrim(str){  //ɾ³ý×ó±ßµÄ¿Õ¸ñ
 return str.replace(/(^s*)/g,"");
}
function rtrim(str){  //ɾ³ýÓұߵĿոñ
 return str.replace(/(s*$)/g,"");
}
</script>


Ïà¹ØÎĵµ£º

javascript arguments¶ÔÏó

ÔÚjavascriptº¯ÊýÌåÄÚ£¬±êʶ·ûarguments¾ßÓÐÌØÊ⺬Òå¡£ËüÊǵ÷ÓöÔÏóµÄÒ»¸öÌØÊâÊôÐÔ£¬ÓÃÀ´ÒýÓÃArguments¶ÔÏó¡£Arugments¶ÔÏó¾ÍÏñÊý×飬עÒâÕâÀïÖ»ÊÇÏñ²¢²»Êǹþ¡£
javascriptº¯ÊýÌåÄÚ£¬argumentsÏñÊý×é(²¢²»ÊÇÕæµÄÊý×飬ÊÇÒ»¸öArguments¶ÔÏó£¬ÔÙ´ÎÇ¿µ÷)Ò»Ñù£¬ÓÐlengthÊôÐÔ£¬¿ÉÒÔ´ú±í´«¸øº¯ÊýµÄ²ÎÊýµÄ¸öÊý¡£
ÒýÓÃÒ»¸öÐÎʽ²ÎÊ ......

asp.net×¢²áJavascriptµÄ·½·¨

1¡¢IsStartupScriptRegistered£º¶ÔÏóÊÇ·ñ×¢²áÁËÆôÓýű¾¡£
2¡¢IsClientScriptBlockRegistered£º¶ÔÏóÊÇ·ñ×¢²áÁ˿ͻ§¶Ë½Å±¾¿é¡£
3¡¢IsClientScriptIncludeRegistered£º¶ÔÏóÊÇ·ñ×¢²áÁ˿ͻ§¶Ë½Å±¾°üº¬¡£
µÚÒ»¸öÀý×Ó£º
string info = "<script>alert('ÄãºÃÂð£¿');</script>";
//ÅжÏʼþÊÇ·ñ±»×¢²á£¬Ð´ÈëÇ ......

javascriptдÀ෽ʽ֮¶þ

2¡¢Ô­ÐÍ·½Ê½
/**
* PersonÀࣺ¶¨ÒåÒ»¸öÈË£¬ÓиöÊôÐÔname£¬ºÍÒ»¸ögetName·½·¨
*/
function Person(){}
Person.prototype.name = "jack";
Person.prototype.getName = function() { return this.name;}

°ÑÀàµÄÊôÐÔ£¨×ֶΣ©£¬·½·¨¶¼¹ÒÔÚprototypeÉÏ¡£
Ô켸¸ö¶ÔÏó²âÊÔÏ£º
var p1 = new Person();
var ......

javascriptдÀ෽ʽ֮ËÄ

ͨ¹ýÇ°Ãæ¼¸ÆªµÃÖªjavascriptдÀàÎÞ·Ç»ùÓÚ¹¹Ô캯Êý
ºÍÔ­ÐÍ
¡£¼ÈÈ»ÕâÑù£¬ÎÒÃÇд¸ö¹¤¾ßº¯ÊýÀ´Ð´Àà¡£
/**
* $class дÀ๤¾ßº¯ÊýÖ®Ò»
* @param {Object} constructor
* @param {Object} prototype
*/
function $class(constructor,prototype) {
var c = constructor || function(){};
var p = prototype || {}; ......

¹«Àúת»»Å©ÀúµÄËã·¨(JavaScript)

ºÜ¾­µäµÄÒ»¸öËã·¨£¬Ñ§Ï°…ing… £º
<!--  ÖйúÅ©Àú¿ªÊ¼  -->
<SCRIPT language=JavaScript>
<!--
var lunarInfo=new Array(
0x04bd8,0x04ae0,0x0a570,0x054d5,0x0d260,0x0d950,0x16554,0x056a0,0x09ad0,0x055d2,
0x04ae0,0x0a5b6,0x0a4d0,0x0d25 ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ