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JS 文件大小及类型判断 *{}{ font-size:12px;} <!-- function ShowInfo(sUrl) { var FSO,F,Ext; document.getElementById("imgs").src = ""; document.getElementById("imgs").alt = "图片加载中……"; document.getElementById("imgs").src = sUrl; var MyImage = new Image(); MyImage.src = sUrl; document.getElementById("Info").innerHTML = "扩展名：" + Ext + " 合法图片类型! 原始路径：" + sUrl + "<br /> 文件大小：" + MyImage.fileSize + " Bytes 尺寸：" + MyImage.width + "*" + MyImage.height; } -->
