image_type_to_extension
(PHP 5, PHP 7)
image_type_to_extension — Get file extension for image type
Description
string image_type_to_extension
( int
$imagetype
[, bool $include_dot = TRUE
] )Returns the extension for the given IMAGETYPE_XXX constant.
Parameters
-
imagetype -
One of the IMAGETYPE_XXX constant.
-
include_dot -
Whether to prepend a dot to the extension or not. Default to
TRUE.
Return Values
A string with the extension corresponding to the given image type.
Examples
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);
?>
Notes
Note:
This function does not require the GD image library.