/**
  * MarkerFramePicker constructor.
  *
  * @param null|string $startMarker Start marker
  * @param string      $endMarker End marker
  * @param bool        $isCaseSensitive True, if case is important
  */
 public function __construct($startMarker, $endMarker, $isCaseSensitive = true)
 {
     parent::__construct();
     $this->startMarker = $startMarker;
     $this->endMarker = $endMarker;
     $this->isCaseSensitive = $isCaseSensitive;
 }
 /**
  * FixedLengthFramePicker constructor.
  *
  * @param int $length Length of data for this framePicker
  */
 public function __construct($length)
 {
     parent::__construct();
     $this->length = (int) $length;
 }