(PHP 5)
image_type_to_extension — Get file extension for image type
$imagetype
[, bool $include_dot
= TRUE
] )Returns the extension for the given IMAGETYPE_XXX constant.
imagetype
One of the IMAGETYPE_XXX constant.
include_dot
Whether to prepend a dot to the extension or not. Default to TRUE
.
A string with the extension corresponding to the given image type.
Example #1 image_type_to_extension() example
<?php
// Create image instance
$im = imagecreatetruecolor(100, 100);
// Save image
imagepng($im, './test' . image_type_to_extension(IMAGETYPE_PNG));
imagedestroy($im);
?>
Note:
This function does not require the GD image library.