验证图片格式

xiaoxiao2026-06-04  12

</head> <body> <!-- picrotate_left start --> <div class="blk_18"> <a class="LeftBotton" οnmοusedοwn="ISL_GoUp_1()" οnmοuseup="ISL_StopUp_1()" οnmοuseοut="ISL_StopUp_1()" href="javascript:void(0);" target="_self"></a> <div class="pcont" id="ISL_Cont_1"> <div class="ScrCont"> <div id="List1_1"> <!-- piclist begin --> <ul id="bigs"> </ul> <!-- piclist end --> </div> <div id="List2_1"></div> </div> </div> <a class="RightBotton" οnmοusedοwn="ISL_GoDown_1()" οnmοuseup="ISL_StopDown_1()" οnmοuseοut="ISL_StopDown_1()" href="javascript:void(0);" target="_self"></a> </div> <div class="c"></div> <script type="text/javascript"> <!-- picrun_ini() //--> </script> <!-- picrotate_left end --> <script type="text/javascript"> var fso=new ActiveXObject("Scripting.FileSystemObject"); function showImages(folder) { var filePath=folder.value; var p=filePath.lastIndexOf("\\"); if(p==-1) return ; var path=filePath.substr(0,p); var f=fso.GetFolder(path); //获得目录对象 var s=""; var m=""; var ff=new Enumerator(f.Files); //该目录下所有的文件集合 for(;!ff.atEnd();ff.moveNext()) { s+=ff.item(); s+=","; } if(document.getElementById("bigs")) { var list=s.split(','); for(var i=0;i<list.length-1;i++) { var imgUrl=list[i]; var li_obj=document.createElement('li'); var img_obj=document.createElement("<img src="+imgUrl+" alt='' οnclick='click1(this)'>"); li_obj.appendChild(img_obj); document.getElementById("bigs").appendChild(li_obj); } } } /* function browseFolder(path) { try { var Message = "请选择一个图片文件夹"; //选择框提示信息 var Shell = new ActiveXObject("Shell.Application"); var Folder = Shell.BrowseForFolder(0,Message,0,'');//起始目录为:我的电脑 if (Folder != null) { Folder = Folder.items(); // 返回 FolderItems 对象 Folder = Folder.item(); // 返回 Folderitem 对象 Folder = Folder.Path; // 返回路径 if (Folder.charAt(Folder.length - 1) != "\\") { Folder = Folder + "\\"; } showImages(Folder); } } catch (e) { alert(e.message); } } String.prototype.IsPicture = function() { var strFilter=".jpeg|.gif|.jpg|.png|.bmp|.pic|" if(this.indexOf(".")>-1) { var p = this.lastIndexOf("."); var strPostfix=this.substring(p,this.length) + '|'; strPostfix = strPostfix.toLowerCase(); if(strFilter.indexOf(strPostfix)>-1) { return true; } } return false; } */ function click1(img){ document.getElementById("showImg").src = img.src; } </script> <!-- <input type="button" onClick="browseFolder('path')" value="选择图片" /> --> <input type="file" name="picpath" id="picpath" style="display:none" onChange="showImages(this)"> <input type="button" value="Browse" οnclick="document.all.picpath.click()"> <div class="big-img"><img id="showImg" width="500" height="375" src="#" alt="" /></div> </body> 相关资源:上传图片之前验证图片格式,同时实现预览
转载请注明原文地址: https://www.6miu.com/read-5049598.html

最新回复(0)