Checks if the trait exists


(PHP 5 >= 5.4.0)

trait_existsChecks if the trait exists

Описание

bool trait_exists ( string $traitname [, bool $autoload ] )

Список параметров

traitname

Name of the trait to check

autoload

Whether to autoload if not already loaded.

Возвращаемые значения

Returns TRUE if trait exists, FALSE if not, NULL in case of an error.