public function patch(array $operations)
    {
        $patch = new Patch($operations);
        $data  = $patch->patch($this->_properties);

        $this->_properties = $data;
    }
public function patch(array $operations)
    {
        $patch = new Patch($operations);
        $data  = $patch->patch($this->_properties);

        $this->_properties = $data;
    }
public function patch ( array $ operations ) { $ patch = new Patch ( $ operations ) ; $ data = $ patch -> patch ( $ this -> _properties ) ; $ this -> _properties = $ data ; }
Executes patch operations on this document

@param array $operations
Executes patch operations on this document