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Marks a configuration setting or parameter with validation constraints.

Can specify allowed values, ranges, or custom validation rules.

CloneableInstantiable
Properties
public readonly ?array $allowedValues
public readonly ?int $max
public readonly ?string $message
public readonly ?int $min
public readonly ?string $pattern
Methods
public __construct(?array $allowedValues = NULL, ?int $min = NULL, ?int $max = NULL, ?string $pattern = NULL, ?string $message = NULL)
© 2026 Bruce Wells
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