public function shouldUpdate() {
		$now = microtime(true) * 1000;

		if (empty($this->_timer)) {
			$this->_start = (int)(($this->_timer = $now) / 1000);
			return true;
		}

		if (($now - $this->_timer) > $this->_interval) {
			$this->_timer = $now;
			return true;
		}
		return false;
	}
public function shouldUpdate() {
		$now = microtime(true) * 1000;

		if (empty($this->_timer)) {
			$this->_start = (int)(($this->_timer = $now) / 1000);
			return true;
		}

		if (($now - $this->_timer) > $this->_interval) {
			$this->_timer = $now;
			return true;
		}
		return false;
	}
public function shouldUpdate ( ) { $ now = microtime ( true ) * 1000 ; if ( empty ( $ this -> _timer ) ) { $ this -> _start = ( int ) ( ( $ this -> _timer = $ now ) / 1000 ) ; return true ; } if ( ( $ now - $ this -> _timer ) > $ this -> _interval ) { $ this -> _timer = $ now ; return true ; } return false ; }
Determines whether the display should be updated or not according to
our interval setting.

@return boolean  `true` if the display should be updated, `false` otherwise.
Determines whether the display should be updated or not according to our interval setting .