Twig_Environment::addFunction
Registers a Function.
Signature
public function addFunction(string|Twig_SimpleFunction
$name,
[Twig_FunctionInterface|Twig_SimpleFunction
$function = null] )
Parameters
$name
— object- The function name or a Twig_SimpleFunction instance
$function
— object- A Twig_FunctionInterface instance or a Twig_SimpleFunction instance