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image_type_to_extension

Get file extension for image type (PHP 5)
string image_type_to_extension ( int imagetype [, bool include_dot] )

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.