League\CommonMark\Block\Element\AbstractBlock::setLastLineBlank PHP Method

    public function setLastLineBlank($blank)
    {
        $this->lastLineBlank = $blank;
    }

 /**
  * @param Cursor $cursor
  * @param int    $currentLineNumber
  *
  * @return $this
  */
 public function setLastLineBlank(Cursor $cursor, $currentLineNumber)
 {
     parent::setLastLineBlank($cursor, $currentLineNumber);
     if ($cursor->isBlank()) {
         $this->lastLineBlank = $this->startLine < $currentLineNumber;
     }
 }