Javascript»ñµÃ¶ÔÏó¡¢ÊôÐÔ³£ÓÃÓï¾ä
1.»ñµÃÖ¸¶¨idµÄ¶ÔÏó£ºdocument.getElementById ("id")£¬idÐèΨһ£¬name²»±ØÎ¨Ò»¡£
2.»ñµÃÖ¸¶¨nameµÄ¶ÔÏóÊý×飺document.getElementsByname("name")£¬·ÃÎʾßÌå¶ÔÏóÓÃϱê±íʾ£ºdocument.getElementsByname("name")[0]
3. »ñµÃ´¥·¢Ê¼þµÄ¶ÔÏó£º
function getEventElement(ev){
ev = ev||window.event;//»ñµÃ¶ÔÏó
var target = ev.target || ev.srcElement;
var id = target.getAttribute("id");//»ñµÃ¸Ã¶ÔÏóµÄidÊôÐÔ
}
4.»ñµÃtableµÄijһÐС¢Ä³Ò»ÁУº
function setTdColor(){//ÉèÖñí¸ñÑÕÉ«
var table = document.getElementById("myTable");//Ò³ÃæÖдæÔÚidΪmyTableµÄtable
for (var i = 0;i<table.rows.length;i++){//rowsΪtableµÄËùÓÐÐжÔÏóÊý×é
table.rows[i].cells[0].bgColor = "FFFFFF";//cellsΪһÐÐËùÓÐÁеÄÊý×é
}
}
Ïà¹ØÎĵµ£º
ÔÚÍøÒ³Öж¯Ì¬ÔØÈëµÄ JavaScript ¶ÔÓÚÒ³ÃæÏÔʾµÄËÙ¶ÈÓ°ÏìÉõ¶à£¬²»µÃ²»×¢Ò⣡
ÓÈÆäÊǺܶàÈËϰ¹ß°Ñ JavaScript include дÔÚ <head> Çø¿éÖУ¬ÕâÑùÒ»À´×î´óµÄÎÊÌâ¾ÍÊÇ Browser ±ØÐëÒªµÈµ½ JavaScript È«²¿¶ÁÍêºó²Å»á¿ªÊ¼ÏÔÊ¾ÍøÒ³£¬Èç¹ûÄãÏñÐÅÒå·¿ÎÝÕâÑù£¬¶ÁÒ»¸öÊ×Ò³ÒªÏÂÔØ 18 ¸ö JavaScript ÍⲿµµÇÒ¡¸Ã»ÓÐ´óÆµ¿í¡¹µÄ» ......
JavascriptÖг£Óõľµä¼¼ÇÉ
1. oncontextmenu="window.event.returnValue=false"
½«³¹µ×ÆÁ±ÎÊó±êÓÒ¼ü
<table border oncontextmenu=return(false)><td>no</table>
¿ÉÓÃÓÚTable
2. <body onselectstart="return false">
È¡Ïûѡȡ¡¢·ÀÖ¹¸´ÖÆ
3. onpaste=&quo ......
ÔÖø£ºÀîÕ½(leadzen).ÉîÛÚ 2008-2-23
ÒªÀí½âJavaScript£¬ÄãµÃÊ×ÏÈ·Å϶ÔÏóºÍÀàµÄ¸ÅÄ»Øµ½Êý¾ÝºÍ´úÂëµÄ±¾Ô¡£Ç°ÃæËµ¹ý£¬±à³ÌÊÀ½çÖ»ÓÐÊý¾ÝºÍ´úÂëÁ½ÖÖ»ù±¾ÔªËØ£¬¶øÕâÁ½ÖÖÔªËØÓÖÓÐמÀ²ø²»ÇåµÄ¹ØÏµ¡£JavaScript¾ÍÊǰÑÊý¾ÝºÍ´úÂë¶¼¼ò»¯µ½×îÔʼµÄ³Ì¶È¡£
JavaScriptÖеÄÊý¾ÝºÜ¼ò½àµÄ¡£¼òµ¥Êý¾ÝÖ»ÓÐ undefi ......
<input type=button onclick="aaa();" value="È·¶¨">
<iframe name="frame1">
<script language=javascript>
function aaa()
{
docume ......
Ô´Â룺
function resize(img, width, height) {
(img.width > img.height)
? ((img.height = Math.min(height, width * img.height/img.width)) || (img.width = Math.min(width, img.width)))
: ((img.width = Math.min(width, height * img.width/img.height)) || (img.height = Math.min(hei ......