uploadify带删除重新上传上传demo

<?php //设置上传目录 $path = "images/upload/trans/".local_date('Ymd')."/"; if (!empty($_FILES)) { //得到上传的临时文件流 $tempFile = $_FILES['Filedata']['tmp_name']; //允许的文件后缀 $fileTypes = array('jpg','jpeg','gif','png'); //得到文件原名 $fileName = iconv("UTF-8","GB2312",$_FILES["Filedata"]["name"]); $fileParts = pathinfo($_FILES['Filedata']['name']); if(!in_array($fileParts['extension'], $fileTypes ) || getimagesize($_FILES['Filedata']['tmp_name'])==false){ exit( '2|非法操作'); } if($_FILES['Filedata']['size'] > 2097152 ) { exit('3|上传的图像太大'); } //接受动态传值 $files=$_POST['typeCode']; //最后保存服务器地址 if(!is_dir($path)) mkdir($path); $newpath = $path.local_date("His").rand(100000, 999999).'.'.$fileParts['extension']; if (move_uploaded_file($tempFile, $newpath)){ exit( '0|'.$newpath); }else{ exit( '1|上传失败！'); } } ?>