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43 lines
526 B
Markdown
43 lines
526 B
Markdown
---
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date: 20201112
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id: adc652c4-6f67-46e9-a975-8e72b852234c
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title: Number Constraints
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---
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# Syntax
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``` php
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use Symfony\Component\Validator\Constraints as Assert;
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class Person
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{
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/** @Assert\PositiveOrZero */
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protected $siblings;
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// ...
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}
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class Employee
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{
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/** @Assert\Positive */
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protected $income;
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// ...
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}
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class UnderGroundGarage
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{
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/** @Assert\NegativeOrZero */
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protected $level;
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// ...
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}
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class TransferItem
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{
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/** @Assert\Negative */
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protected $withdraw;
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// ...
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}
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```
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