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

javascriptËÄÉáÎåÈëµÄÎÊÌâ

Çó 555.555µÄËÄÉáÎåÈë±£ÁôÁ½Î»Ð¡Êý
ʹÓÃMath.round  Ôõô¶¼Ëã²»¶Ô,½á¹û¶¼ÊÇ555.55 ,Ã²ËÆÊÇÒòΪjava¼ÆË㸡µãÊýʱ»áĪÃûÆäÃîÔÚ½áβ¸úÉÏÒ»´®Êý×Ö ±ÈÈç555.55500000003
ÎÞÄÎÖ»ÄÜдÕâ¸ö·½·¨
function round(a,b){
var s=a.toString().indexOf(".");
a0=a.toString().substr(0,s+b+1);
a1=Math.round(a.toString().substr(s+b+1,1)*0.1)*Math.pow(10,-b);
return(a0*1+a1);
}
function fix(v,n){
var s =''+v;
var flag=false;
if(s.substring(0,1)=='0'){
s='1'+s;
flag=true;
alert(1);
}
var i =(s).indexOf('.');
if (s.length-i-1>n){
s=s.substring(0,s.length-(s.length-i-2-n));
var j =''+ Math.floor((s.replace('.','')/10+0.5));
j=j.substring(0,i)+'.'+j.substring(i,j.length);
if(flag){
return j.substring(1,j.length);
}else{
return j;
}
}else{
return s;
}
}
»ù±¾ÉÏ¿ÉÒÔÓÃ=.=


Ïà¹ØÎĵµ£º

Îò͸JavaScript (1)

Òý×Ó
¡¡¡¡±à³ÌÊÀ½çÀïÖ»´æÔÚÁ½ÖÖ»ù±¾ÔªËØ£¬Ò»¸öÊÇÊý¾Ý£¬Ò»¸öÊÇ´úÂë¡£±à³ÌÊÀ½ç¾ÍÊÇÔÚÊý¾ÝºÍ´úÂëǧ˿ÍòÂÆµÄ¾À²øÖгÊÏÖ³öÎÞÏÞµÄÉú»úºÍ»îÁ¦¡£
¡¡¡¡Êý¾ÝÌìÉú¾ÍÊÇÎľ²µÄ£¬×ÜÏë±£³Ö×Ô¼º¹ÌÓеı¾É«£»¶ø´úÂëÈ´ÌìÉú»îÆÃ£¬×ÜÏë¸Ä±äÕâ¸öÊÀ½ç¡£
¡¡¡¡Äã¿´£¬Êý¾Ý´úÂë¼äµÄ¹ØÏµÓëÎïÖÊÄÜÁ¿¼äµÄ¹ØÏµÓÐמªÈ˵ÄÏàËÆ¡£Êý¾ÝÒ²ÊÇÓйßÐԵģ¬Èç¹ûû ......

JavaScriptÓëC# WindowsÓ¦ÓóÌÐò½»»¥·½·¨

Ò»¡¢½¨Á¢ÍøÒ³
<html>
<head>
<meta http-equiv="Content-Language" content="zh-cn">
<script language="javascript" type="text/javascript">
<!-- Ìṩ¸øC#³ÌÐòµ÷Óõķ½·¨ -->
function messageBox(message)
{
alert(message);
}
</script>
</head>
& ......

JavaScriptÑéÖ¤ÉÏ´«Îļþ¸ñʽ¼°´óС

ÔÚÉÏ´«²Ù×÷ÖУ¬¾­³£»áÓöµ½ÒªÇóÖ¸¶¨ÉÏ´«ÎļþµÄ¸ñʽ£¬ÏÂÃæµÄʵÀýÊÇÔÚ¿Í»§¶Ëͨ¹ýJavaScriptÑéÖ¤ÉÏ´«Í¼Æ¬¸ñʽΪjpg/gif/png
<html>
<head>
<mce:script language="JavaScript" type="text/JavaScript"><!--

var img=null;
function checkPic(picForm){
var location=picForm.pic.v ......

¡¶Îò͸javascript¡·Ñ§Ï°±Ê¼Ç£ºÒ»¡¢Ç°ÑÔ

¡¶Îò͸JavaScript¡·Ñ§Ï°±Ê¼Ç
 
Ô­ÎĵØÖ·£ºhttp://www.cnblogs.com/leadzen/archive/2008/02/25/1073404.html
 
ÕâÊÇÒ»±¾ºÜÐÎÏóÉú¶¯µÄÊ飬ʹÎÒÃÇ¿ÉÒÔ¸üÉîµØÁ˽âÁËJavaScript¡£
 
ÒýÑÔ
 
   ±à³ÌÊÀ½çÀïÖ»´æÔÚÁ½ÖÖ»ù±¾ÔªËØ£¬Ò»¸öÊÇÊý¾Ý£¬Ò»¸öÊÇ´úÂë¡£±à³ÌÊÀ½ç¾ÍÊÇÔÚÊý¾ÝºÍ´úÂëǧ˿ÍòÂÆµ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ