JavaScriptº¯Êý±Õ°ü(closure) µÄÀí½â
×Ô´ÓѧϰJavaScriptÒÔÀ´£¬Ò»Ö±¶Ôº¯Êý±Õ°ü²»ÊÇÌ«Àí½â¡£ÖªµÀ´ó¸ÅÊÇʲô¸öÒâ˼£¬µ«ÊÇÒª½«Ò»¸ö²»»áµÄÈË½Ì»á»¹Õæ²»ÐС£×ÜÖ®¾ÍÊDz»Äܳ¹µ×µÄÀí½â¡£
½ñÌì¿´µ½µÄÕâÆªÎÄÕ¸оõ²»´í£¬ºÍ´ó¼Ò·ÖÏíһϡ£
http://www.felixwoo.com/archives/247
Ïà¹ØÎĵµ£º
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 ......
1. Ó¦Óà Array.prototype.joinʵÏÖ×Ö·ûºÏ²¢
·½·¨1.
String.prototype.times = function(n) {
return Array.prototype.join.call({length:n+1}, this);
};
"js".times(5) // => "jsjsjsjsjs"
·½·¨2.
var ArrayTest=new Array("HE","LL","O");
var hello = Array.prot ......
×î½üÔÚCSDNÉÏÓÐÈËÎÊ£¬ÔõôÓÃJSÑ»·26¸öÓ¢ÎÄ×Öĸ£¬Ï붼ûÏ룬дÏÂÒÔÏ´úÂë
<script type="text/javascript">
<!--
var character = new Array("A","B","C","D","E","F","G","H","I","J","K","L","M","N","O","P","Q","R","S","T","U","V","X","Y","Z");
for(var i=0;i<25;i++)
{
alert(character[i]);
}
......
Ò»¡£È¡±í¸ñ¶ÔÏó
var getTable= document.getElementById("tabHeTong");
¶þ¡£²åÈëÐÐ
var oTR = getTable.insertRow();//ÐÂÔöÒ»ÐÐ
Èý¡£Ä³ÐмÓÈëÁÐ
var oTDa = oTR.insertCell();//ÐÂÔöÒ»ÁÐ
var oTDb = oTR.insertCell();//ÐÂÔö¶þÁÐ
var oTDc = oTR.insertCell();//ÐÂÔöÈýÁÐ
ËÄ¡£É¾³ýÐУº
getTable. ......
JavaScript¶¯Ì¬Ìí¼Óɾ³ý±í¸ñÐÐ(Ö§³ÖFireFox)
2006-08-16 12:47
¡¡¡¡Ð§¹ûͼÈçÏ£º
¡¡¡¡µã“Ìí¼Ó²ÎÓëÈË”°´Å¥¿ÉÒÔÌí¼ÓÒ»ÐУ¬Ã¿ÐкóÃæ¶¼ÓÐÒ»¸öɾ³ý°´Å¥£¬¿ÉÒÔɾ³ýËùÔÚÐУ¬“Çå¿Õ”Ôòɾ³ýËùÓеÄÐС£
¡¡¡¡ÕâÖÖЧ¹ûÔÚÐèÒªÅúÁ¿Ìí¼ÓÊý¾ÝµÄʱºò·Ç³£ÓÐÓ㬿ÉÒÔÔÚ¿Í»§¶ËÌí¼ÓÍêÒ»ÅúÊý¾Ý£¬È»ºóͨ¹ýAJAXÒ»´ÎÌá½ ......