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Final Class Yiisoft\Validator\Rule\CountHandler

All Classes | Methods
InheritanceYiisoft\Validator\Rule\CountHandler
ImplementsYiisoft\Validator\RuleHandlerInterface
Uses TraitsYiisoft\Validator\Rule\Trait\CountableLimitHandlerTrait

Validates that the value contains certain number of items.

Can be applied to arrays or classes implementing {@see \Countable} interface.

See also Yiisoft\Validator\Rule\Count.

Public Methods

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Method Description Defined By
validate() Yiisoft\Validator\Rule\CountHandler

Method Details

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validate() public method

public Yiisoft\Validator\Result validate ( mixed $value, Yiisoft\Validator\RuleInterface $rule, Yiisoft\Validator\ValidationContext $context )
$value mixed
$rule Yiisoft\Validator\RuleInterface
$context Yiisoft\Validator\ValidationContext 

                public function validate(mixed $value, RuleInterface $rule, ValidationContext $context): Result
{
    if (!$rule instanceof Count) {
        throw new UnexpectedRuleException(Count::class, $rule);
    }
    $result = new Result();
    /** @var mixed $value */
    if (!is_countable($value)) {
        $result->addError($rule->getIncorrectInputMessage(), [
            'property' => $context->getTranslatedProperty(),
            'Property' => $context->getCapitalizedTranslatedProperty(),
            'type' => get_debug_type($value),
        ]);
        return $result;
    }
    $count = count($value);
    $this->validateCountableLimits($rule, $context, $count, $result);
    return $result;
}