Ò׽ؽØͼÈí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

javascript ¿Í»§¶Ë Éú³É MD5Öµ

×î½ü̫æ,ûÓÐʱ¼ä×ܽṤ×÷ÄÚÈÝÁË,æÀï͵ÏаÉ,¹²ÏíÏÂÎÒµÄJavaScript MD5 ½Å±¾
 var hex_chr = "0123456789abcdef";
function rhex(num)
{
str = "";
for(j = 0; j <= 3; j++)
str += hex_chr.charAt((num >> (j * 8 + 4)) & 0x0F) +
hex_chr.charAt((num >> (j * 8)) & 0x0F);
return str;
}
function str2blks_MD5(str)
{
nblk = ((str.length + 8) >> 6) + 1;
blks = new Array(nblk * 16);
for(i = 0; i < nblk * 16; i++) blks[i] = 0;
for(i = 0; i < str.length; i++)
blks[i >> 2] |= str.charCodeAt(i) << ((i % 4) * 8);
blks[i >> 2] |= 0x80 << ((i % 4) * 8);
blks[nblk * 16 - 2] = str.length * 8;
return blks;
}
function add(x, y)
{
var lsw = (x & 0xFFFF) + (y & 0xFFFF);
var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
return (msw << 16) | (lsw & 0xFFFF);
}
function rol(num, cnt)
{
return (num << cnt) | (num >>> (32 - cnt));
}
function cmn(q, a, b, x, s, t)
{
return add(rol(add(add(a, q), add(x, t)), s), b);
}
function ff(a, b, c, d, x, s, t)
{
return cmn((b & c) | ((~b) & d), a, b, x, s, t);
}
function gg(a, b, c, d, x, s, t)
{
return cmn((b & d) | (c & (~d)), a, b, x, s, t);
}
function hh(a, b, c, d, x, s, t)
{
return cmn(b ^ c ^ d, a, b, x, s, t);
}
function ii(a, b, c, d, x, s, t)
{
return cmn(c ^ (b | (~d)), a, b, x, s, t);
}
function MD5(str)
{
x = str2blks_MD5(str);
var a = 1732584193;
var b = -271733879;
var c = -1732584194;
var d = 271733878;
for(i = 0; i < x.length; i += 16)
{
var olda = a;
var oldb = b;
var oldc = c;
var oldd = d;
a = ff(a, b, c, d, x[i+ 0], 7 , -680876936);
d = ff(d, a, b, c, x[i+ 1], 12, -389564586);
c = ff(c, d, a, b, x[i+ 2], 17, 606105819);
b = ff(b, c, d, a, x[i+ 3], 22, -1044525330);
a = ff(a, b, c, d, x[i+ 4], 7 , -176418897);
d = ff(d, a, b, c, x[i+ 5], 12, 1200080426);
c = ff(c, d, a, b, x[i+ 6], 17, -1473231341);
b = ff(b,


Ïà¹ØÎĵµ£º

javascript ×Ô¶¨Òå¶ÔÏóµÄ¼¸ÖÖ·½Ê½ºÍ×¢Òâµã

¶ÔÏó³õʼ»¯·½Ê½(Ò²½Ðjson¶ÔÏó´´½¨·½Ê½)
<script type="text/javascript">
   var User = {
       name:"centerqi",
       age:25,
       toString:function()
    ......

js javascript:void(0) ÕæÕýº¬Òå

ÎÒÏëʹÓùýajaxµÄ¶¼³£¼ûÕâÑùµÄ´úÂ룺
<a href="javascript:doTest2();void(0);">here</a>
µ«Õâ¶ùµÄvoid(0)¾¿¾¹ÊǺκ¬ÒåÄØ£¿
JavascriptÖÐvoidÊÇÒ»¸ö²Ù×÷·û£¬¸Ã²Ù×÷·ûÖ¸¶¨Òª¼ÆËãÒ»¸ö±í´ïʽµ«ÊDz»·µ»ØÖµ¡£
void ²Ù×÷·ûÓ÷¨¸ñʽÈçÏ£º
1. javascript:void (expression)
2. javascript:void expression
expr ......

ÄÇЩÏà¼ûºÞÍíµÄ JavaScript ¼¼ÇÉ

JavaScript µÄ³É¹¦ÈÃÈ˽ò½òÀÖµÀ£¬Îª Web ÍøÒ³±àд JavaScript ´úÂëÒѾ­ÊÇËùÓÐ Web Éè¼ÆʦµÄ»ù±¾¹¦£¬ÕâÃÅÓÐȤµÄÓïÑÔÔ̲Ø×ÅÐí¶à²»ÎªÈËÊìÖªµÄ¶«Î÷£¬¼´Ê¹¶àÄêµÄ JavaScript ³ÌÐòÔ±£¬Ò²Î´ÄÜÍêÈ«³Ô͸¡£±¾ÎÄ´Ó7¸ö·½Ãæ½²Êö JavaScript ÖÐÄÇЩÄã²»ºÜÊìÖªµ«·Ç³£ÊµÓõļ¼ÇÉ¡£
¼òÂÔÓï¾ä
JavaScript ¿ÉÒÔʹÓüòÂÔÓï¾ä¿ìËÙ´´½¨¶ÔÏóºÍÊý× ......

javascript,´óСд¼ü°´ÏÂʱÏÔʾÌáʾ

 var vKeyCode= e.getKeyCode();
          if (vKeyCode >=   65   &&  vKeyCode  <=   90   ) // Caps Lock ´ò¿ª
             {
......

JavaScriptµ÷ÊÔ·½·¨Ö®Ò»

ʹÓÃtry{...}catch(){}  ·½Ê½£¬Àý×ÓÈçÏ£º
function showAlarm(strObject){
try{
svgElement = document.getElementById(strObject);
svgElement.setAttribute("visibility","visible");
setTimeout("hideAlarm()",3000);//3Ãëºó½áÊø±¨¾¯
}catch(ex){
alert("º¯ÊýshowAlarm()·¢ÉúÒì³££º"+ex.descrip ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ