src/Group.php
public function repeater(string $key)
    {
        $this->key($key);
        $this->group['repeater'] = true;

        return $this;
    }
public function repeater(string $key)
    {
        $this->key($key);
        $this->group['repeater'] = true;

        return $this;
    }
public function repeater ( string $ key ) { $ this -> key ( $ key ) ; $ this -> group [ 'repeater' ] = true ; return $ this ; }
Defined a sub-group as a repeater group and assigns a key for saving

@param string $key
@return Agencms\Core\Group
Defined a sub - group as a repeater group and assigns a key for saving