游客

标题:ASP技巧：判断远程图片是否存在
正文:
判断远程图片是否存在[ASP代码]function CheckURL(byval A_strUrl)set XMLHTTP = Server.CreateObject("Microsoft.XMLHTTP")XMLHTTP.open "HEAD",A_strUrl,falseXMLHTTP.send()CheckURL=(XMLHTTP.status=200)set XMLHTTP = nothingend functionDim imgurlimgurl="http://www.xmhjfb.com//THEMES/dazhuer/STYLE/dazhuer/logo.png"if CheckURL(imgurl) thenresponse.write "图片存在"elseresponse.write "图片不存在"end if判断远程图片是否存在[js代码]{var oReq = new ActiveXObject("Microsoft.XMLHTTP")oReq.open("Get","http://www.xmhjfb.com//THEMES/dazhuer/STYLE/dazhuer/logo.png",false);oReq.send();//alert(oReq.status)if(oReq.status==404)alert('不存在');elsealert("存在")}
[<<][[1]][>>]

查看评论(0)
发表评论



首页