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Array Validator

Simple form data / any array validation tool.

• Component validates an array by provided rules list.
• Its possible to use multiple configurations of one rule for one field in one validation run.
• Not dependant on other third party components.
• Tested with PHP 7.3 and up, including PHP 8.0. Fits PSR-12 coding style.

Installation

Installation via composer:

Usage example

Gives validation errors with fields as keys:

Predefined Rules

There are some basic rules implemented with the component:

• Callback(closure $closure)

  • Takes Closure as parameter. $key and $data will be sent to Closure.

• EqualsTo(mixed $value)

  • Check if value is equal to Rule $value parameter.

• EqualsToKey(string $key)

  • Check if value is equal to other key value.

• Expression(string $regex)

  • Takes regex as parameter.

• Filter(int $filterRule, array $filterOptions)

  • Rule uses filter_var function for validating the value.
  • Takes PHP filter constants to apply as first param:
  • FILTER_VALIDATE_EMAIL
  • FILTER_VALIDATE_FLOAT
  • FILTER_VALIDATE_INT
  • FILTER_VALIDATE_IP
  • FILTER_VALIDATE_MAC
  • FILTER_VALIDATE_REGEXP
  • FILTER_VALIDATE_URL
  • Takes filter_var options array as second param.
  • Refer to filter_var function documentation for more information

• InArray(array $choices)

• Length(int $length)

• LengthRange(int $min, int $max)

• Max(int $max)

• MaxLength(int $max)

• Min(int $min)

• MinLength(int $min)

• Range(int $min, int $max)
• Required
  • Check if the field exists and not empty

Create and use custom Rules

• Custom rule should extend \Sieg\ArrayValidator\Rule\AbstractRule
• Use it as regular rules whose comes with the component.
• Validator catches \Sieg\ArrayValidator\Exception\RuleFailed type Exceptions for setting field error messages.