18 lines
280 B
Markdown
18 lines
280 B
Markdown
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# PerfectSquare
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- `v::perfectSquare()`
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Validates a perfect square.
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```php
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v::perfectSquare()->validate(25); // true (5*5)
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v::perfectSquare()->validate(9); // true (3*3)
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```
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***
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See also:
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* [Factor](Factor.md)
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* [Fibonacci](Fibonacci.md)
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* [PrimeNumber](PrimeNumber.md)
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