Get file extension for image type in PHP
Description
The following code shows how to get file extension for image type.
Example
<?php// w w w . j av a2 s . co m
// Create image instance
$im = imagecreatetruecolor(100, 100);
// Save image
imagepng($im, './test' . image_type_to_extension(IMAGETYPE_PNG));
imagedestroy($im);
?>