javascript ºÏ²¢Êý×é
<html>
<body>
<script type="text/javascript">
var arr = new Array(3)
arr[0] = "George"
arr[1] = "John"
arr[2] = "Thomas"
var arr2 = new Array(3)
arr2[0] = "James"
arr2[1] = "Adrew"
arr2[2] = "Martin"
document.write(arr.concat(arr2))
</script>
</body>
</html>
Ïà¹ØÎĵµ£º
ת×Ô£ºhttp://www.felixwoo.com/?s=%E9%97%AD%E5%8C%85
ÉîÈëÀí½âJavaScript±Õ°ü(closure)
·¢±íÓÚ: 14:48 | ·ÖÀà: ¿ª·¢¼¼Êõ | ÆÀÂÛ: 25 | ÈËÆø: 6,114 |
×î½üÔÚÍøÉϲéÔÄÁ˲»ÉÙJavascript±Õ°ü(closure)Ïà¹ØµÄ×ÊÁÏ£¬Ð´µÄ´ó¶àÊǷdz£µÄѧÊõºÍרҵ¡£¶ÔÓÚ³õѧÕßÀ´Ëµ±ð˵Àí½â±Õ°üÁË£¬¾ÍÁ¬ÎÄ×ÖÐðÊö¶¼ºÜÄÑ¿´¶®¡£×«Ð´´ËÎĵÄÄ¿µÄ¾ ......
Ò»¡¢Ê²Ã´ÊÇʼþðÅÝ
ÔÚÒ»¸ö¶ÔÏóÉÏ´¥·¢Ä³Ààʼþ£¨±ÈÈçµ¥»÷onclickʼþ£©£¬Èç¹û´Ë¶ÔÏó¶¨ÒåÁË´ËʼþµÄ´¦Àí³ÌÐò£¬ÄÇô´Ëʼþ¾Í»áµ÷ÓÃÕâ¸ö´¦Àí³ÌÐò£¬Èç¹ûûÓж¨Òå´ËÊ ¼þ´¦Àí³ÌÐò»òÕßʼþ·µ»Øtrue£¬ÄÇôÕâ¸öʼþ»áÏòÕâ¸ö¶ÔÏóµÄ¸¸¼¶¶ÔÏó´«²¥£¬´ÓÀïµ½Í⣬ֱ ......
JavaScript
º¯Êý¶¨ÒåÓï·¨×ܽá
×÷Õß
»Æ³Ï
QQ
Ⱥ£º
65643887
1
£®Õý³£µÄ¶¨Òå·½·¨£º
function functionName([arguments]){
Javascript statements
[return expression]
}
Àý
1:
function evalScript( i, elem ) {
&n ......
ÔÚJavascriptÖÐûÓÐclassÀ࣬µ«ÊÇͬÑùÒ²¿ÉÒÔ½øÐжÔÏóµÄ´´½¨¡£ÔÚÃæÏò¶ÔÏóµÄÓïÑÔÖÐÐèҪʵÀý»¯Ä³¸ö¾ßÌåÀàµÄʵÀý£¬ÔÚJavascriptÖÐÔò²»Óá£
ÔÚJavascriptÀ¶ÔÏñ¿ÉÒÔ´´½¨ÐµĶÔÏó£¬Ò²¿ÉÒԼ̳Ð×ÔÆäËû¶ÔÏó¡£Õâ¸ö¸ÅÄî³ÆÎªÔÐÍ»¯¼Ì³Ð(prototypal inheritance)¡£
Èκκ¯ÊýÔÚJavascript Öж¼¿ÉÒÔ±»ÊµÀý»¯Ò»¸ö¶ÔÏó¡£
³ÌÐòÈçÏ£º
// ......
ʵÏÖ¿¨Ò³Ê½webµÄjs£º
function ShowContent(id,num){
for(i=1;i<=num;i++){
document.getElementById("page_"+i).className="";
document.getElementById("content_"+i).style.display="none";
}
document.getElementById("content_"+id).style.display="block";
......