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 ×îÐÂÎÄÕ : javascript

JAVASCRIPT URLENCODE


function urlencode( str ) {
// http://kevin.vanzonneveld.net
// + original by: Philip Peterson
// + improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
// * example 1: urlencode('Kevin van Zonneveld!');
// * returns 1: 'Kevin+van+Zonneveld%21'
 
var ret = str;
 
ret = ret.toString();
ret = encodeURIComponent(ret);
ret = ret.replace(/%20/g, '+');
 
return ret;
}
......

javascriptÅжϺº×ÖµÄËÄÖÖ·½·¨


×ֺţº´ó ÖРС
·½·¨Ò»£º×µÄ£¬×îÈÝÒ×Àí½âµÄ£¬ÇÒ¿ÉÒÔËæÒâÉèÖÃÒªÅųýµÄ×Ö·û
<script language="javascript">
function isChinese1(str){
var badChar ="ABCDEFGHIJKLMNOPQRSTUVWXYZ";
badChar += "abcdefghijklmnopqrstuvwxyz";
badChar += "0123456789";
badChar += " "+"¡¡";//°ë½ÇÓëÈ«½Ç¿Õ¸ñ
badChar += "`~!@#$%^&()-_=+]\\\\|:;\"\\\'<,>?/";//²»°üº¬*»ò.µÄÓ¢ÎÄ·ûºÅ
if(""==str){
return false;
}
for(var i=0;i<str.length;i++){
var c = str.charAt(i);//×Ö·û´®strÖеÄ×Ö·û
if(badChar.indexOf(c) > -1){
return false;
}
}
return true;
}
</script>
·½·¨¶þ£ºÕýÔò±í´ïʽʵÏÖ£¬¿ÉʵÏÖÖÐÎÄ£¬·ÇÖÐÎÄ£¬Êý×ÖÊäÈë
<script language="javascript">
function XN_CheckAllCnText(str)
{
var reg=/[\u4E00-\u9FA5]/g
if (reg.test(str)){alert("º¬Óкº×Ö");}
else{alert("²»º¬Óкº×Ö");}
}
</script>
<input type="text" name="xunuo">
<input type="button" name="xu" value="µã»÷ÎÒ¿´¿´" onclick="XN_CheckAllCnText(document.all.xunuo.value)">
·½·¨Èý£ºÕýÔò±í´ïʽʵÏÖ
functio ......

javascript ´°¿Ú

//¹Ø±Õ,¸¸´°¿Úµ¯³ö¶Ô»°¿ò,×Ó´°¿ÚÖ±½Ó¹Ø±Õ
this.Response.Write("<script language=javascript>window.close();");
//¹Ø±Õ,¸¸´°¿ÚºÍ×Ó´°¿Ú¶¼²»µ¯³ö¶Ô»°¿ò,Ö±½Ó¹Ø±Õ
this.Response.Write("");
this.Response.Write("{top.opener =null;top.close();}");
this.Response.Write("");
//µ¯³ö´°¿Úˢе±Ç°Ò³Ãæwidth=200 height=200²Ëµ¥¡£²Ëµ¥À¸,¹¤¾ßÌõ,µØÖ·À¸,״̬À¸È«Ã»ÓÐ
this.Response.Write("<script language=javascript>window.open
(~rows.aspx~,~newwindow~,~width=200,height=200~)");
//µ¯³ö´°¿Úˢе±Ç°Ò³Ãæ
this.Response.Write("<script language=javascript>window.open(~rows.aspx~)");
this.Response.Write("window.open(~WebForm2.aspx~,~_blank~);");
//µ¯³öÌáʾ´°¿ÚÌøµ½webform2.aspxÒ³(ÔÚÒ»¸öIE´°¿ÚÖÐ)
this.Response.Write(" <script language=javascript>alert(~×¢²á³É
¹¦~);window.window.location.href=~WebForm2.aspx~; ");
//¹Ø±Õµ±Ç°×Ó´°¿Ú,ˢи¸´°¿Ú
this.Response.Write
("window.opener.location.href=window.opener.location.href;window.close
();");
this.Response.Write("window.opener.location.rep ......

javascriptÔÚ´«µÝurl£¨º¬ÓÐÖÐÎÄ£©Ê±³öÏÖÂÒÂë


´ó¼Ò¿ÉÄܶ¼Óöµ½¹ýÔÚдjavascirpt´úÂëʱ´«µÝÖÐÎÄ£¬ÔÚºǫ́ȡµ½Ê±·¢ÏÖÊÇÂÒÂ룬ÕâÀï°ÑÎÒ½ñÌì×öµÄ·½·¨Ð´³öÀ´£¬Ï£Íû¶Ô´ó¼ÒÒÔºóÓÐÓã¡
·½·¨£¨Ò»£©£º
htmlÒ³Ãæ£º
function testOne() {
   var url = "testOne_test.do?expr="+ÄãºÃ;
   location = encodeURI(url);
}
ºǫ́java´úÂ룺
String expr = new String(request.getParameter("expr").getBytes("ISO-8859-1"),"UTF-8");  
·½·¨£¨¶þ£©£º
htmlÒ³Ãæ£º
function testOne() {
   var url = "testOne_test.do?expr="+ÄãºÃ;
   location = encodeURI(encodeURI(url));
}
ºǫ́java´úÂ룺
String expr = java.net.URLDecoder.decode(lrequest.getParameter("expr") , "UTF-8");
·½·¨£¨Èý£©£º
ÔÚtomcatÏÂÃæÕÒµ½server.xml
<Connector port="8080" maxThreads="150" minSpareThreads="25" maxSpareThreads="75" URIEncoding="GBK">,Ò»°ã¶¼ÊÇUTF-8£¬ÕâÀïÊǽâ¾öÖÐÎÄÂÒÂëµÄÎÊÌâ¡£
......

JavascriptÖÐ×î³£ÓõÄ55¸ö¾­µä¼¼ÇÉ

1. oncontextm ½«³¹µ×ÆÁ±ÎÊó±êÓÒ¼ü
<table border oncontextmenu=return(false)><td>no</table> ¿ÉÓÃÓÚTable
2. <body onselectst> È¡Ïûѡȡ¡¢·ÀÖ¹¸´ÖÆ
3.  ²»×¼Õ³Ìù
4.   ·ÀÖ¹¸´ÖÆ
5. <link  > IEµØÖ·À¸Ç°»»³É×Ô¼ºµÄͼ±ê
6. <link  > ¿ÉÒÔÔÚÊղؼÐÖÐÏÔʾ³öÄãµÄͼ±ê
7. <input > ¹Ø±ÕÊäÈë·¨
8. ÓÀÔ¶¶¼»á´ø×Å¿ò¼Ü
<script language="JavaScript"><!--
if (window == top)top.location.href = "frames.htm"; //frames.htmΪ¿ò¼ÜÍøÒ³
// --></script>
9. ·ÀÖ¹±»ÈËframe
<SCRIPT LANGUAGE=JAVASCRIPT><!--
if (top.location != self.location)top.location=self.location;
// --></SCRIPT>
10. ÍøÒ³½«²»Äܱ»Áí´æÎª
<noscript><*** ;</***></noscript>
11. <input type=button window.location = "view-source:"+ "http://www.pconline.com.cn"">
12.ɾ³ýʱȷÈÏ
<a href=""javascript :if(confirm("ȷʵҪɾ³ýÂð?"))locatio">ɾ³ý</a>
13. È¡µÃ¿Ø¼þµÄ¾ø¶ÔλÖÃ
//Jav ......

javascript ÃæÏò¶ÔÏó±à³ÌµÄÆðµã

/*
* JavaScript¶ÔÏó¾ÍÊÇÒ»×éÊôÐÔ£¨·½·¨£©µÄ¼¯ºÏ
* ÔÚ¸ÃÓïÑÔÖÐÈç¹û±äÁ¿Ãû»ò·½·¨Ãû²»·ûºÏÉùÃ÷¹æ·¶£¬
* ÔòÒ»¶¨µÃÓ÷½À¨ºÅ“ [] ”ÒýÓÃËü
*
*/


/**
* <1.>¸ÃÓï¾äÉùÃ÷ÁËÒ»¸öclass1À࣬class1Ï൱ÓÚ¹¹Ôì·½·¨£¬Óֽй¹ÔìÆ÷
* Ò²¿É˵ÉùÃ÷ÁËÒ»¸öclass1·½·¨
*/
function class1(){
this.name="xjl"; //¸ø¶ÔÏóÌí¼ÓÊôÐÔ
this.say= function(){alert("´ó¼ÒºÃ£¡");}; //¸ø¶ÔÏóÌí¼Ó·½·¨
};
/**
* <2.>´´½¨ÊµÀýÓà new ¹Ø¼ü×Ö£¬new ²Ù×÷·û²»½ö¶ÔÄÚ²¿ÀàÓÐЧ£¬¶ÔÓû§¶¨ÒåµÄÀàÒ²ÊÇͬÑùµÄÓ÷¨
* ÿ¸ö¶ÔÏó¿ÉÒÔ¿´×÷ÊǶà¸öÊôÐÔ£¨·½·¨£©µÄ¼¯ºÏ,¼´ ¶ÔÏóÃû.ÊôÐÔ£¨·½·¨£©Ãû »ò ¶ÔÏóÃû[“ÊôÐÔ£¨·½·¨£©Ãû”]
* ·½À¨ºÅ '[]' Êʺϲ»È·¶¨¾ßÌåÒªÒýÓÃÄĸöÊôÐÔ£¨·½·¨£©µÄ³¡ºÏ
*/
var a = new class1();
//alert(typeof(a)); //typeof(a) ·µ»ØaµÄÀàÐÍ
//alert(a.name); //ÿ¸ö¶ÔÏó¿ÉÒÔ¿´×÷ÊǶà¸öÊôÐÔ£¨·½·¨£©µÄ¼¯ºÏ,
//alert(a['name']); //Ó÷½À¨ºÅ£¨[]£©ÒýÓöÔÏóµÄÊôÐԺͷ½·¨

//ÏÂÀ­¿ò¶ÔÏóÃû[ÏÂÀ­¿ò¶ÔÏó.value] ¼´¿É»ñµÃÓû§Ë ......
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