src/extensions/class-function-extensions.php
public function call_function() {
		$args = func_get_args();
		$name = array_shift( $args );

		return call_user_func_array( trim( $name ), $args );
	}
public function call_function() {
		$args = func_get_args();
		$name = array_shift( $args );

		return call_user_func_array( trim( $name ), $args );
	}
public function call_function ( ) { $ args = func_get_args ( ) ; $ name = array_shift ( $ args ) ; return call_user_func_array ( trim ( $ name ) , $ args ) ; }
Call PHP function.

@return mixed
Call PHP function .