image_type_to_extension

(PHP 5, PHP 7)

Get file extension for image type

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.

Returns:

A string with the extension corresponding to the given image type.

Notes:

This function does not require the GD image library.

Examples:

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);
?>

Links:

http://php.net/manual/en/function.image-type-to-extension.php

doc_php

2016-02-24 15:59:37

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