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

javascriptÖÐloose typeµÄÓ°Ïì


var obj = new Object();
obj.name = "hello";
obj['name'] = "world";
alert(obj.name);
±»ÈËÎʵ½ÕâÑùÒ»¶Î´úÂ룬alertµÄ½á¹ûÓ¦¸ÃÊÇÊ²Ã´ÄØ£¿
Îһشð£ºhello #½á¹û´ó´íÌØ´í£¡
Ó¦¸ÃÊÇ“world”£¡£¡£¡
ÒòΪjsÊÇÒ»ÖÖËÉÉ¢ÀàÐ͵ÄÓïÑÔ£¬objËäÈ»±»ÉùÃ÷ÊÇÒ»¸ö¶ÔÏ󣬵«ÊǰÑËüµ±³ÉÊý×éÀ´·ÃÎÊҲûʲô²»¿ÉÒÔ¡£
ËäÈ»phpÒ²ÊÇËÉÉ¢ÀàÐ͵쬵«ÊDZÈjs»¹ÊÇÒªÑϸñÒ»µã¡£ÕâÀïÃæµÄÔ­ÒòÊÇÊ²Ã´ÄØ£¿ 


Ïà¹ØÎĵµ£º

javascript µÃµ½µ±Ç°Ò³Ãæ¿ÉÊӸ߶ȺͿí¶È

function getHeight(){
    var yScroll;
    if (window.innerHeight && window.scrollMaxY) {
        yScroll = window.innerHeight + window.scrollMaxY;
    } else if (document.body.scrollHeight > document.body.offs ......

javascript ¸÷Öֵõ½ä¯ÀÀÆ÷¿í¶ÈºÍ¸ß¶ÈµÄº¯Êý

function getInfo()
{
    var s = "";
    s += " ÍøÒ³¿É¼ûÇøÓò¿í£º"+ document.body.clientWidth+"\n";
    s += " ÍøÒ³¿É¼ûÇøÓò¸ß£º"+ document.body.clientHeight+"\n";
    s += " ÍøÒ³¿É¼ ......

¶àä¯ÀÀÆ÷¼æÈÝÐÔÎÊÌâ¼°½â¾ö·½°¸Ö®Javascriptƪ

 
ʱ¼ä: 2009-9-02 - ·ÖÀà: Html+CSS, JavaScript - ÆÀÂÛ: 0 - ÔĶÁ: 70 ´Î
CSS¸úJavaScript¿ª·¢ÖУ¬×îÁî´ó¼ÒÍ·ÌÛµÄÎÊÌâ¾ÍÊÇä¯ÀÀÆ÷¼æÈÝÐÔÁË£¬ËäÈ»ºÜ¶àÎÄÕÂÓÐÕâ·½ÃæµÄÎÄÕ£¬µ«ÒÀÈ»Èúܶ࿪·¢ÈËÔ±ÔÎͷתÏò£¬¶øÇÒÒ²²»¹»È«Ãæ¡£ÕâÆªÎÄÕ£¬½«È«ÃæÊÕ¼¯cssºÍjavascriptÔÚ¸÷ÖÖä¯ÀÀÆ÷ϵļæÈÝÐÔ±¨¸æ£¬Ò²ÆÚ´ý¸÷λ²»¶Ï²¹³ä¡£
Ó ......

javaScriptͨÓÃÊý¾ÝÀàÐÍУÑé

  /** 
* È¡µÃ×Ö·û´®µÄ×Ö½Ú³¤¶È 
*/ 
´úÂë
function strlen(str)
{
var i;
var len;

len = 0;
for (i=0;i<str.length;i++)
{
if (str.charCodeAt(i)>255) len+=2; else len++;
}
return l ......

Javascript»ñÈ¡¸÷ÖÖä¯ÀÀÆ÷¿É¼û´°¿Ú´óС

¸ãÁË´ó°ëÌ죬×ÜËãŪÃ÷°×ÁËΪºÎÓÃdocument.body.clientHeight£¬document.body.offsetHeight¶¼Ã»Óаì
·¨»ñÈ¡ÍøÒ³¿É¼ûÇøÓòµÄÕýÈ·Öµ£¬Ô­À´×ï¿ý»öÊ×ÊÇW3C¶¨ÒåµÄ±ê×¼£¡£¡ÔÚж¨Òå³öÀ´µÄ±ê×¼ÏÂ
document.documentElement.clientHeightÔÚIEºÍ»ðºüÀï¶¼ÄÜ»ñÈ¡ÕýÈ·Öµ£¬ÏÂÃæÒ»ÆªÎÄÕÂÏêϸ½éÉÜÁË»ñÈ¡¸÷ÖÖä¯ÀÀÆ÷¿É¼û
´°¿Ú´óСÕâ·½ÃæµÄ²î ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ