NegativeOrZero

Validates that a value is a negative number or equal to zero. If you don’t want to allow zero as value, use Negative instead.

Applies to	property or method
Class	Symfony\Component\Validator\Constraints\NegativeOrZero
Validator	Symfony\Component\Validator\Constraints\LesserThanOrEqualValidator

Basic Usage

The following constraint ensures that the level of a UnderGroundGarage is a negative number or equal to zero:

Available Options

groups

type: array | string

It defines the validation group or groups of this constraint. Read more about validation groups.

message

type: string default: This value should be either negative or zero.

The default message supplied when the value is not less than or equal to zero.

You can use the following parameters in this message:

Parameter	Description
{{ compared_value }}	Always zero
{{ compared_value_type }}	The expected value type
{{ value }}	The current (invalid) value

payload

type: mixed default: null

This option can be used to attach arbitrary domain-specific data to a constraint. The configured payload is not used by the Validator component, but its processing is completely up to you.

For example, you may want to use several error levels to present failed constraints differently in the front-end depending on the severity of the error.