image_type_to_extension

(PHP 5 >= 5.2.0, PHP 7)

image_type_to_extensionGet file extension for image type

Beschreibung

image_type_to_extension ( int $imagetype [, bool $include_dot = TRUE ] ) : string

Returns the extension for the given IMAGETYPE_XXX constant.

Parameter-Liste

imagetype

One of the IMAGETYPE_XXX constant.

include_dot

Whether to prepend a dot to the extension or not. Default to TRUE.

Rückgabewerte

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

Beispiele

Beispiel #1 image_type_to_extension() example

<?php
// Create image instance
$im imagecreatetruecolor(100100);

// Save image
imagepng($im'./test' image_type_to_extension(IMAGETYPE_PNG));
imagedestroy($im);
?>

Anmerkungen

Hinweis:

Diese Funktion benötigt die GD-Bibliothek nicht.