public function peekTokenAt($position) {
		if ($position < count($this->tokens)) {
			return $this->tokens[$position];
		} else {
			return null;
		}
	}
public function peekTokenAt($position) {
		if ($position < count($this->tokens)) {
			return $this->tokens[$position];
		} else {
			return null;
		}
	}
public function peekTokenAt ( $ position ) { if ( $ position < count ( $ this -> tokens ) ) { return $ this -> tokens [ $ position ] ; } else { return null ; } }
Get the token at a given position.

@param Integer $position
the position of the token
@return TokenInfo the token found
Get the token at a given position .