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<?php
declare(strict_types = 1);
namespace hanneskod\yaysondb\Expression;
/**
* Negate expression
*/
class Not implements ExpressionInterface
{
* @var ExpressionInterface Expression to negate
private $expr;
* Load expression
*
* @param ExpressionInterface $expr
public function __construct(ExpressionInterface $expr)
$this->expr = $expr;
}
* Negate contained expression
public function evaluate($operand): bool
return !$this->expr->evaluate($operand);
hanneskod /
yaysondb
