3v4l.org

run code in 300+ PHP versions simultaneously

@ 2013-12-11T21:52:44Z

<?php

function open_image ($file) {


        // Get extension
        $extension = strrchr($file, '.');
        $extension = strtolower($extension);

        switch($extension) {
                case '.jpg':
                        $im = $file;
                        break;
                case '.jpeg':
                        $im = @imagecreatefromjpeg($file);
                        break;
                case '.gif':
                        $im = @imagecreatefromgif($file);
                        break;
                case '.tiff':
                        $im = @imagecreatefromtiff($file);
                        break;

                // ... etc

                default:
                        $im = false;
                        break;

        }

        return $im;
}
?>

strtolower: documentation ( source)
strrchr: documentation ( source)

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