Illuminate\Database\Query\Builder::getGrammar PHP Method

    public function getGrammar()
    {
        return $this->grammar;
    }

 /**
  * Create a new join clause instance.
  *
  * @param  \Illuminate\Database\Query\Builder $parentQuery
  * @param  string  $type
  * @param  string  $table
  * @return void
  */
 public function __construct(Builder $parentQuery, $type, $table)
 {
     $this->type = $type;
     $this->table = $table;
     $this->parentQuery = $parentQuery;
     parent::__construct($parentQuery->getConnection(), $parentQuery->getGrammar(), $parentQuery->getProcessor());
 }