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<?php
declare(strict_types = 1);
namespace hanneskod\yaysondb\Expression\Counter;
use hanneskod\yaysondb\Expression\Counter;
use hanneskod\yaysondb\Expression\ExpressionInterface;
/**
* Match exact number of contained expressions evaluating to true
*/
class Exactly extends Counter
{
* @var int Target count
private $count;
* Load expressions
*
* @param int $count
* @param ExpressionInterface ...$exprs Any number of expressions
public function __construct(int $count, ExpressionInterface ...$exprs)
$this->count = $count;
parent::__construct(...$exprs);
}
* Evaluate that the exact number of contained expressions returns true
public function evaluate($operand): bool
$count = 0;
foreach ($this->exprs as $expr) {
if ($expr->evaluate($operand)) {
$count++;
return $count == $this->count;
hanneskod /
yaysondb
