javascript ѧϰ1
1. <script language="LiveScript">
document.write("ÕâÊÇÒÔ JavaScript Ó¡³öµÄ!")
</script>
2. <script language="LiveScript">
//µ±Ò³ÃæÔØÈëʱ£¬»áÖ´ÐÐλÓÚ body ²¿·ÖµÄ JavaScript; µ±±»µ÷ÓÃʱ£¬Î»ÓÚ head ²¿·ÖµÄ JavaScript ²Å»á±»Ö´ÐС£
function pushbutton1()
{
alert("àË! ÄãºÃ"); //ÒÔ¶Ô»°ÊÓ´°²úÉúÄÚºµÄѶϢ
}
</script>
3. <form>
<input type="button" name="Button1" value="Push me" onclick="pushbutton()">
</form>
4. <script type="text/javascript">
<!-- //·ÀÖ¹²»Ö§³Ö JavaScript µÄä¯ÀÀÆ÷»á°Ñ½Å±¾×÷ÎªÒ³ÃæµÄÄÚÈÝÀ´ÏÔʾ
document.write("Hello World!");
//-->
</script>
5. ʹÓÃÍⲿ JavaScript
<head>
<script src="xxx.js">....</script> //ÍⲿÎļþ²»Äܰüº¬ <script> ±êÇ©
</head>
Ïà¹ØÎĵµ£º
substr È¡²¿·Ý×Ö·û´®¡£ Óï·¨: string substr(string string, int start, int [length]); ·µ»ØÖµ: ×Ö·û´® º¯ÊýÖÖÀà: ×ÊÁÏ´¦Àí ÄÚÈÝ˵Ã÷ ±¾º¯Êý½«×Ö·û´® string µÄµÚ start λÆðµÄ×Ö·û´®È¡³ö length ¸ö×Ö·û¡£Èô start Ϊ¸ºÊý£¬Ôò´Ó×Ö·û´®Î²¶ËËãÆð¡£Èô¿ÉÊ¡ÂԵIJÎÊý length ´æÔÚ£¬µ«Îª¸ºÊý£¬Ôò±íʾȡµ½µ¹ÊýµÚ length ¸ö×Ö ......
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="return false" ²»×¼Õ³Ìù
4. oncopy="return false;" oncut="re ......
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´úÂë:
1. gia ......
<script language="javascript">
//none±íʾ²»ÏÔʾ°´Å¥
document.getElementById("transFund_bttn").style.display = "none";
document.getElementById("transFundGether_bttn").style.display = "none";
document.getElementById("payGether_bttn").style.display = "none";
function query(){
&n ......
JSON => String:
function jsonToString(obj){
var THIS = this;
switch(typeof(obj)){
case 'string':
return '"' + obj.replace(/(["\\])/g, '\\$1') + '"';
case 'array':
return '[' + obj.map(THIS.jsonToStri ......