Pinq\Expressions\TernaryExpression::update PHP 메소드

    public function update(Expression $condition, Expression $ifTrue = null, Expression $ifFalse)
    {
        if ($this->condition === $condition && $this->ifTrue === $ifTrue && $this->ifFalse === $ifFalse) {
            return $this;
        }
        return new self($condition, $ifTrue, $ifFalse);
    }