upload_mimes filter-hook . WP 2.0.0

Filters list of allowed mime types and file extensions.

Usage

add_filter( 'upload_mimes', 'filter_function_name_3968', 10, 2 );
function filter_function_name_3968( $t, $user ){
	// filter...

	return $t;
}

$t(array)

Mime types keyed by the file extension regex corresponding to those types.

$user(int/WP_User/null)

User ID, User object or null if not provided (indicates current user).

Changelog

Where the hook is called

return apply_filters( 'upload_mimes', $t, $user );

Where in WP core the hook is used

add_filter( 'upload_mimes', 'check_upload_mimes' );