public function where($label, \Closure $builder)
    {
        $this->input = $this->value;

        $condition = [$builder->bindTo($this)];

        return $this->joinGroup($label, $condition);
    }
public function where($label, \Closure $builder)
    {
        $this->input = $this->value;

        $condition = [$builder->bindTo($this)];

        return $this->joinGroup($label, $condition);
    }
public function where ( $ label , \ Closure $ builder ) { $ this -> input = $ this -> value ; $ condition = [ $ builder -> bindTo ( $ this ) ] ; return $ this -> joinGroup ( $ label , $ condition ) ; }
Specify a where query.

@param string   $label
@param \Closure $builder

@return Group
Specify a where query .