public function hashRemove($key, $field) {
        $option = $this->getHashOption($key);
        if (!isset($option[$field])) {
            return false;
        } else {
            unset($option[$field]);
            return $this->setOption($key, $option);
        }
    }
public function hashRemove($key, $field) {
        $option = $this->getHashOption($key);
        if (!isset($option[$field])) {
            return false;
        } else {
            unset($option[$field]);
            return $this->setOption($key, $option);
        }
    }
public function hashRemove ( $ key , $ field ) { $ option = $ this -> getHashOption ( $ key ) ; if ( ! isset ( $ option [ $ field ] ) ) { return false ; } else { unset ( $ option [ $ field ] ) ; return $ this -> setOption ( $ key , $ option ) ; } }
Removes a specific field of an option

@param string $key
@param string $field
@throws \common_exception_InconsistentData
@return boolean
Removes a specific field of an option