PHP Safe Upload image method, _php tutorial

Source: Internet
Author: User
Tags php form

How to safely upload images in PHP,


This article describes the way PHP securely uploads images. Share to everyone for your reference. The specific analysis is as follows:

This code is used to upload images, you can detect the image according to the type of image is safe, not a simple detection extension

<?php//Upload.phpecho <<<_endPHP Form Upload_end;if ($_files) {$name = $_files[' filename ' [' Name '];switch ($_files[' filename ' [' type ']) {case ' image/jpeg ': $ext = ' JPG '; Break;case ' image/gif ': $ext = ' gif '; Break;case ' image/png ': $ext = ' png '; Break;case ' Image/tiff ': $ext = ' tif '; Break;default: $ext = "; break;} if ($ext) {$n = "image. $ext"; Move_uploaded_file ($_files[' filename '] [' tmp_name '], $n); echo "uploaded image ' $name ' as ' $ N ':
"; echo" ";} else echo "' $name ' is a accepted image file";} else echo "No image has been uploaded"; echo ";? >

I hope this article is helpful to everyone's PHP programming.

http://www.bkjia.com/PHPjc/970976.html www.bkjia.com true http://www.bkjia.com/PHPjc/970976.html techarticle php Safe Upload image method, this article describes the PHP safe upload image method. Share to everyone for your reference. The specific analysis is as follows: This code is used to upload images, you can ...

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