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1.½ûÓÃ(»Ö¸´)href³¬¼¶Á´½Ó£®
2.javascriptÖе÷ÓÃvbs¶Ô»°¿òʵÏÖConfirm,¿ÉÒÔÏÔʾYes,No,»¹Óи÷ÖÖͼ±ê£¬½öIEÏÂÓÐЧ£®
3.ÏÞÖÆÉÏ´«ÎļþÀàÐÍΪjpg.
4.ÏÞÖÆÀ뿪µ±Ç°Ò³Ã棬ÔÚÀ뿪ʱÌáʾ£®½öÏÞÖÆ´°¿Ú¹Ø±Õ»òͨ¹ýij¸öhref³¬¼¶Á´½ÓÀ뿪£®(Ò³ÃæË¢Ðº͵ØÖ·À¸¸Ä±äʱ²»Ìáʾ£©
demo.htmlÈçÏ£º
<html>
<header>
<title>Demo for Javascript</title>
<script>
//½ûÓ󬼶Á¬½Ó
function EnabledLink(flag)
{
var btlink=document.getElementById('linkconfirm');
if(btlink!=null)
{
btlink.disabled = !flag;
btlink.onclick = function() { return flag; };
btlink.style.cursor = flag ? "hand" : "text";
btlink.style.textDecoration = flag ? "" : "none";
btlink.title= flag ? "open other page" : "disabled";
}
}
//ÏÞÖÆÎļþÀàÐÍ
function checktype(uploadfile)
{
var filepath = uploadfile.value
//ÎļþÀàÐÍ´íÎó±ê¼Ç£¬·ÀÖ¹ÖØ¸´µ÷ÓÃ
var hd = document.getElementById('hdfileerror');
if (hd.value.length==0 && filepath.length > 0)
{
filepath = filepath.substring(filepath.lastIndexOf('.') + 1, filepath.length)
if (filepath != 'jpg' && filepath != 'jpeg')
{
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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» ......
JavaScript¶ÁÈ¡TxtÎļþ
<html>
<head>
<title>new page</title>
<script>
GetHeader(src) {
var ForReading=1;
var fso=new ActiveXObject("Scripting.FileSystemObject");
var f=fso.OpenTextFile(src,ForReading);
return(f.ReadAll());
}
var arr=GetHe ......
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