Pinq\Expressions\AssignmentExpression::update PHP Метод

    public function update(Expression $assignTo, $operator, Expression $assignmentValue)
    {
        if ($this->assignTo === $assignTo && $this->operator === $operator && $this->assignmentValue === $assignmentValue) {
            return $this;
        }
        return new self($assignTo, $operator, $assignmentValue);
    }