protected function isControlStructure()
	{
		return in_array(
			$this->tokens[$this->i][0],
			[T_ELSE, T_ELSEIF, T_FOR, T_FOREACH, T_IF, T_WHILE],
			true
		);
	}
protected function isControlStructure()
	{
		return in_array(
			$this->tokens[$this->i][0],
			[T_ELSE, T_ELSEIF, T_FOR, T_FOREACH, T_IF, T_WHILE],
			true
		);
	}
protected function isControlStructure ( ) { return in_array ( $ this -> tokens [ $ this -> i ] [ 0 ] , [ T_ELSE , T_ELSEIF , T_FOR , T_FOREACH , T_IF , T_WHILE ] , true ) ; }
Test whether the token at current index is a control structure

@return bool
Test whether the token at current index is a control structure