getimagesizefromstring

(PHP 5 >= 5.4.0, PHP 7)

Get the size of an image from a string

array getimagesizefromstring ( string $imagedata [, array &$imageinfo ] )

Identical to getimagesize() except that getimagesizefromstring() accepts a string instead of a file name as the first parameter.

See the getimagesize() documentation for details on how this function works.

Parameters:

imagedata

The image data, as a string.

imageinfo

See getimagesize().

Returns:

See getimagesize().

Examples:

getimagesizefromstring() example

<?php
$img = '/path/to/test.png';

// Open as a file
$size_info1 = getimagesize($img);

// Or open as a string
$data       = file_get_contents($img);
$size_info2 = getimagesizefromstring($data);
?>