php 简洁上传

if(is_uploaded_file($_FILES['upfile']['tmp_name'])){
$upfile=$_FILES["upfile"];
$name=$upfile["name"];//上传文件的文件名
$type=$upfile["type"];//上传文件的类型
$size=$upfile["size"];//上传文件的大小
$tmp_name=$upfile["tmp_name"];//上传文件的临时存放路径
switch ($type){
case 'image/pjpeg':$okType=true;
break;
case 'image/jpeg':$okType=true;
break;
case 'image/gif':$okType=true;
break;
case 'image/png':$okType=true;
break;
}
if($okType){
$wap_upaddress='/uploadfile/images/wap_'.time();
$error=$upfile["error"];//上传后系统返回的值
move_uploaded_file($tmp_name,$wap_upaddress);
// $destination="/images/".$name;
if($error>0){
echo "<script> alert('上传失败请重新上传');<script>";
}
$_POST['pic']=$wap_upaddress;
}else{
echo "<script> alert('请上传jpg,gif,png等格式的图片！');<script>";
}
}