public function remove($key)
    {
        $array = &$this->array;

        if (is_null($key)) {
            return $array;
        }

        $keys = explode('.', $this->escapedDotKeyToUnderscore($key));

        while (count($keys) > 1) {
            $key = $this->underscoreDotKeyToDot(array_shift($keys));

            if (isset($array[$key]) === false || is_array($array[$key]) === false) {
                $array[$key] = [];
            }

            $array = &$array[$key];
        }

        unset($array[$this->underscoreDotKeyToDot(array_shift($keys))]);

        return $this->array;
    }
public function remove($key)
    {
        $array = &$this->array;

        if (is_null($key)) {
            return $array;
        }

        $keys = explode('.', $this->escapedDotKeyToUnderscore($key));

        while (count($keys) > 1) {
            $key = $this->underscoreDotKeyToDot(array_shift($keys));

            if (isset($array[$key]) === false || is_array($array[$key]) === false) {
                $array[$key] = [];
            }

            $array = &$array[$key];
        }

        unset($array[$this->underscoreDotKeyToDot(array_shift($keys))]);

        return $this->array;
    }
public function remove ( $ key ) { $ array = & $ this -> array ; if ( is_null ( $ key ) ) { return $ array ; } $ keys = explode ( '.' , $ this -> escapedDotKeyToUnderscore ( $ key ) ) ; while ( count ( $ keys ) > 1 ) { $ key = $ this -> underscoreDotKeyToDot ( array_shift ( $ keys ) ) ; if ( isset ( $ array [ $ key ] ) === false || is_array ( $ array [ $ key ] ) === false ) { $ array [ $ key ] = [ ] ; } $ array = & $ array [ $ key ] ; } unset ( $ array [ $ this -> underscoreDotKeyToDot ( array_shift ( $ keys ) ) ] ) ; return $ this -> array ; }
Removes an item using "dot" notation.

@param string $key

@return array
Removes an item using dot notation .