javascript ѧϰ±Ê¼Ç£¨1£©
1. javascript ÊÇÇø·Ö´óСдµÄ£¬°üÀ¨±äÁ¿¡¢º¯ÊýÃûµÈµÈ¡£
2. javascript ÖеıäÁ¿ÊÇÈõÀàÐ͵쬶¨Òå±äÁ¿Ê±Ö»Óà var ÔËËã·û¡£
var test1 = "hi";
»òÕß
var test1 = "hi",test2 = "hello";
»òÕß(¿ÉÒÔÊDz»Í¬µÄÀàÐÍ)
var test1 = "hi",test2 = 12;
»òÕß(¿ÉÒÔ²»Óóõʼ»¯)
var test1;
3. javascript ÿÌõÓï¾äµÄ½áβ“£»”¿ÉÓпÉÎÞ¡£
4. javascript µÄ×¢ÊÍд·¨Óëjava¡¢C¡¢PHP Ò»Ñù¡£
5. javascript ÖГ£û£ý”±íʾ´úÂë¿é¡£
6. javascript ÖеıäÁ¿¿ÉÒÔ“_”¡¢“$”¡¢“×Öĸ”¿ªÍ·¡£
7. javascript ÔÚʹÓñäÁ¿Ê±¿ÉÒÔ²»ÊÂÏÈÉùÃ÷¡£
var test1 = "hello";
test = test1 + " world";
alert(test); //outputs "hello world"
8. javascript ÌṩÁË typeof ÔËËã·ûÀ´ÅжϱäÁ¿ÀàÐÍ¡£(typeof ¿É¶ÔδÉùÃ÷µÄ±äÁ¿×öÔËËã)
var test = "hello";
alert(typeof test); //outputs "string"
alert(typeof 12); //outputs "number"
9. null ±íʾÉÐδ´æÔڵĶÔÏó¡£
alert(typeof (null)); //outputs "object"
10. NaN ±íʾ·ÇÊý£¬Ëü²¢²»µÈÓÚ×ÔÉí¡£
alert(NaN == NaN); //outputs "false"
alert(isNaN(test)); //outputs "true"
alert(isNaN(12)); //outputs "false"
Ïà¹ØÎĵµ£º
ÔÚÊý¾Ý°ó¶¨Ê¼þÖÐдÈçÏ´úÂ룺
protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
{
if (e.Row .RowType == DataControlRowType .DataRow)//ÅжÏÊÇ·ñΪÊý¾ÝÐÐ
{
//ÔÚµã»÷ɾ³ýʱ£¬µ¯³öÌáʾ¶Ô»°¿ò
LinkButton lb = e.Row.FindControl("LinkB ......
ʼþÔ´¶ÔÏó
event.srcElement.tagName
event.srcElement.type
²¶»ñÊÍ·Å
event.srcElement.setCapture();
event.srcElement.releaseCapture();
ʼþ°´¼ü
event.keyCode
event.shiftKey
event.altKey
event.ctrlKey
ʼþ·µ»ØÖµ
event.returnValue
Êó±êλÖÃ
event.x
event.y
´°Ìå ......
´´½¨ÎĵµÔªËØ
document.createElement(nodename)
²åÈëÔªËØµ½Îĵµ½ÚµãÊ÷
parent.appendChild(child)
´´½¨Îı¾½Úµã
document.createTextNode(text)
ÔÚÏÖÓÐÔªËØÇ°²åÈëÐÂÔªËØ
parentElement.insertBefore(newElement,targetElement)
ÔÚÏÖÓÐÔªËØºó²åÈëÐÂÔªËØ£¨×ԱຯÊý£©
parentElement.insertAfter(newElement,targe ......
±¾Êé·âÃæÉϵ͝ÎïÊǺÓÂí£¨hippopotamus£©¡£ºÓÂíÔ²úÓÚ·ÇÖÞµÄijЩµØÇø£¬ÆÜÏ¢ÔÚºÓÖлòºÓ±ßµÄ²ÝµØÉÏ¡£ºÓÂíÃû×ÖµÄÔÎÄhippopotamus¾ÍÊÇÏ£À°ÎÄ¡°ºÓÂí¡±¡£ËüÃÇÓÐÅÓ´ó±¿ÖصÄÉíÇû£¬ÕûÈÕÀïÓÅÑŵØÔÚË®ÖÐ×ßÀ´×ßÈ¥¡£Ò¹ÀïºÓÂíÀ뿪ˮ±ßÈ¥ÃÙʳ¡£ËüÃǵÄʳÎïÖ÷ÒªÊDzݣ¬Ã¿Ìì150°õ£¬»¹ÓÐһЩˮÉúÖ²ÎïºÍÂä¹û¡£ºÓÂíûÓÐÊ²Ã´Ì ......
ת×Ô£º
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>ͼƬÅÜÂíµÆ</title>
</head>
<body>
<div style="overflow:hidden; width:350px" id='div'>
<!-- ÕâÀïÊǵÚÒ»¸ö¹Ø¼üµã£¬o ......