php 파일 업로드 인 스 턴 스 코드

 
<form action="" enctype="multipart/form-data" method="post" 
name="uploadfile">    ：<input type="file" name="upfile" /><br> 
<input type="submit" value="  " /></form> 
<?php 
//print_r($_FILES["upfile"]); 
if(is_uploaded_file($_FILES['upfile']['tmp_name'])){ 
$upfile=$_FILES["upfile"]; 
//         
$name=$upfile["name"];//         
$type=$upfile["type"];//        
$size=$upfile["size"];//        
$tmp_name=$upfile["tmp_name"];//            
//        
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){ 
/** 
* 0:      <br/> 
* 1：       ， php.ini     <br/> 
* 2：        MAX_FILE_SIZE      <br/> 
* 3：         <br/> 
* 4：       <br/> 
* 5：       0 
*/ 
$error=$upfile["error"];//          
echo "================<br/>"; 
echo "       ：".$name."<br/>"; 
echo "       ：".$type."<br/>"; 
echo "       ：".$size."<br/>"; 
echo "          ：".$error."<br/>"; 
echo "            ：".$tmp_name."<br/>"; 

echo "        <br/>"; 
//           up     
move_uploaded_file($tmp_name,'up/'.$name); 
$destination="up/".$name; 
echo "================<br/>"; 
echo "    ：<br/>"; 
if($error==0){ 
echo "       ！"; 
echo "<br>    :<br>"; 
echo "<img src=".$destination.">"; 
//echo " alt=\"    :\r   :".$destination."\r    :\">"; 
}elseif ($error==1){ 
echo "       ， php.ini     "; 
}elseif ($error==2){ 
echo "        MAX_FILE_SIZE      "; 
}elseif ($error==3){ 
echo "         "; 
}elseif ($error==4){ 
echo "       "; 
}else{ 
echo "       0"; 
} 
}else{ 
echo "   jpg,gif,png      ！"; 
} 
} 
?> 

 
//        
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; 
}