respect-validation/docs/rules/Callback.md

Callback

• Callback(callable $callback)

Validates the input using the return of a given callable.

v::callback(
    function (int $input): bool {
        return $input + ($input / 2) == 15;
    }
)->isValid(10); // true

Templates

Callback::TEMPLATE_STANDARD

Mode	Template
default	{{name}} must be valid
inverted	{{name}} must be invalid

Template placeholders

Placeholder	Description
name	The validated input or the custom validator name (if specified).

Categorization

• Callables

Changelog

Version	Description
0.3.9	Created

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See also:

• Call
• CallableType
• DateTime
• FilterVar