iframe實作偽AJAX無刷新檔案上傳

		iframe无刷新上传文件/伪ajax上传









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$file = $_FILES['fileToUpload'];
$fileType = array('image/gif','image/jpeg','image/pjpeg');
$fileSize = 20000;
// $extension = pathinfo($file['name'],PATHINFO_EXTENSION);
// $name = date('YmdHis',time()).rand(1000,9999).'.'.$extension;
if(!in_array($file['type'],$fileType)){
	echo "<script>window.parent.alert('类型错误');</script>";exit;
}
if($file['size']>$fileSize){
	echo "<script>window.parent.alert('文件太大');</script>";exit;
}
if ($file["error"] > 0){
	echo "<script>window.parent.alert('错误类型:".$file["error"]."');</script>";exit;
}
if (file_exists("upload/1" . $file["name"])){
	echo "<script>window.parent.alert('".$file["name"] . " already exists.');</script>";
}else{
	if(move_uploaded_file($file["tmp_name"],"upload/" . $file["name"])){
		echo "<script>window.parent.show('". $file["name"] ."');</script>";
	}else{
		echo "<script>window.parent.alert('Upload failed!');</script>";
	}
}