javascript ÅжÏÎļþÀàÐÍ
function checkfiletype()
{
var fileName = document.getElementById('<%=FilePath.ClientID%>').value;
if (Trim(fileName)=="")
{
alert("ÇëÑ¡ÔñÒªÉÏ´«µÄÎļþ£¡");
document.getElementById('<%=FilePath.ClientID%>').focus();
return false;
}
//ÉèÖÃÎļþÀàÐÍÊý×é
var extArray = new Array(".rar",".doc",".rtf",".xls");
//»ñÈ¡ÎļþÃû³Æ
while (fileName.indexOf("\\") != -1)
fileName = fileName.slice(fileName.indexOf("\\") + 1);
//»ñÈ¡ÎļþÀ©Õ¹Ãû
var ext = fileName.slice(fileName.indexOf(".")).toLowerCase();
//±éÀúÎļþÀàÐÍ
for (var i = 0; i < extArray.length; i++)
{
if (extArray[i] == ext)
{
return true;
}
}
alert("Ö»ÄÜÉÏ´«ÏÂÁÐÀàÐ͵ÄÎļþ: " + extArray.join(" "));
document.getElementById('<%=FilePath.ClientID%>').focus();
return false;
}
Ïà¹ØÎĵµ£º
±Õ°ü£º
ECMAScriptÖ§³Ö±Õ°ü¡£Ëùν±Õ°ü£¬¾ÍÊǺ¯ÊýÄÜʹÓú¯ÊýÍⶨÒåµÄ±äÁ¿¡£
var iBaseNum = 10;
function addNumbers(iNum1, iNum2)
{
function doAddition()
......
ÔÚ×öÒ»¸öÏîÄ¿ÖУ¬½Ó´¥µ½ÁËJavaScript£¬Ö÷ÒªÊǵã»÷Ò»¸ö²éѯ°´Å¥È»ºóµ¯³öÒ»¸öÍøÒ³¶Ô»°¿ò£¬µ±ÔÚ¶Ô»°¿òÖÐÊäÈë²éѯÌõ¼þ£¬µã»÷È·¶¨ºóÓÖ·µ»Øµ½ÔÀ´Ò³Ãæ,µÃ³ö²éѯ½á¹û¡£
Ò³ÃæÈçͼ£º
ÔÚǰ̨¼ÓÁËÒ»¸öÒþ²ØµÄDIV£¬ÀïÃæ·ÅÈëÁ½¸ö¿Ø¼þ¡£ÈçÏ£º
<div style="display:none">
< ......
¶¨ÒåºÍÓ÷¨
prompt() ·½·¨ÓÃÓÚÏÔʾ¿ÉÌáʾÓû§½øÐÐÊäÈëµÄ¶Ô»°¿ò¡£
Óï·¨
prompt(text,defaultText)
²ÎÊýÃèÊö
text
¿ÉÑ¡¡£ÒªÔÚ¶Ô»°¿òÖÐÏÔʾµÄ´¿Îı¾£¨¶ø²»ÊÇ HTML ¸ñʽµÄÎı¾£©¡£
defaultText
¿ÉÑ¡¡£Ä¬ÈϵÄÊäÈëÎı¾¡£
˵Ã÷
Èç¹ûÓû§µ¥»÷Ìáʾ¿òµÄÈ¡Ïû°´Å¥£¬Ôò·µ»Ø null¡£Èç¹ûÓû§µ¥»÷È·Èϰ´Å¥£¬Ôò·µ»ØÊäÈë×ֶε±Ç°Ï ......
ÕýÔÚ¿´¡¡javascript¸ß¼¶³ÌÐòÉè¼Æ¡¡,ÆäÖйØÓÚ·Ö×éÀïÃæµÄÒ»¾ä´úÂë²»ÊÇÌ«Àí½â:
ͨ¹ýÅäºÏʹÓÃString¶ÔÏóµÄreplace()·½·¨¼°·´ÏòÒýÓ㬾ͿÉÒÔ¶¨Òå×Ô¼ºµÄtrim()·½·¨:
String.prototype.trim = function() {
var reExtraSpace = /^\s+(.*?)\s+$/;
return this.replace(reExtraSpace,"$1");
}
Ò»¿ªÊ¼ÔõôҲ²» ......
css,javascriptµÄÔ¤¼ÓÔØ
ΪÁËÌá¸ßÍøÕ¾µÄ¼ÓÔØËÙ¶È£¬ÓÐÒ»¸öºÜÖØÒªµÄÊֶξÍÊÇÔÚÓû§ä¯ÀÀ¹ý³ÌÖеÄÉÏÓÎÍøÕ¾×öÒ»¸öÎļþµÄÔ¤¼ÓÔØ¡£Ô¤¼ÓÔØÎļþÒ»°ãÓÐÁ½ÖÖ³£Óõķ½Ê½£ºxhrºÍ¶¯Ì¬²åÈë½ÚµãµÄ·½Ê½¡£¶¯Ì¬²åÈë½ÚµãÊÇ×îΪ¼òµ¥Ò²×îΪ¹ã·ºµÄÒ»ÖÖÒì²½¼ÓÔØ·½Ê½(ÀýÈçyuiµÄGetÄ£¿é)£¬È»ºóʹÓö¯Ì¬²åÈë½Úµã·½·¨¼ÓÔØµÄÎļþ¶¼»áÔÚ¼ÓÔØºóÁ¢¼´Ö´ÐУ¬ ......