Number Constraints

Syntax

use Symfony\Component\Validator\Constraints as Assert;
 
class Person
{
    /** @Assert\PositiveOrZero */
    protected $siblings;
 
    // ...
}
 
class Employee
{
    /** @Assert\Positive */
    protected $income;
 
    // ...
}
 
class UnderGroundGarage
{
    /** @Assert\NegativeOrZero */
    protected $level;
 
    // ...
}
 
class TransferItem
{
    /** @Assert\Negative */
    protected $withdraw;
 
    // ...
}