<!doctype html public "-//w3c//dtd html 4.01//en" "http://www.w3.org/tr/html4/strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>图片上传预览测试_hzsasheng </title> </head> <body> <input id="myfile" type="file" /> <br /> <img src="about:blank" mce_src="about:blank" alt="Image to be upload." /> <div id="info"> </div> <mce:script type="text/javascript"><!-- var dFile = document.getElementById('myfile'); var dImg = document.getElementsByTagName('img')[0]; var dInfo = document.getElementById('info'); dFile.onchange = function(){ if(!dFile.value.match(/.jpg|.gif|.png|.bmp/i)){alert('File type must be: .jpg, .gif, .bmp or .png !');return;} if(dFile.files){ dImg.src = dFile.files[0].getAsDataURL(); }else if(dFile.value.indexOf('//') > -1 || dFile.value.indexOf('//') > -1){ dImg.src = dFile.value; } } // --></mce:script> </body> </html>
