mirror of
https://github.com/Respect/Validation.git
synced 2026-03-15 14:55:44 +01:00
16148e9593
- Remove redundant "valid" prefix: Date, DateTime, DateTimeDiff, Domain, Email, Iban, Imei, Ip, Isbn, Json, LanguageCode, LeapDate, LeapYear, Luhn, MacAddress, NfeAccessKey, Nif, Nip, Pesel, Phone, Pis, PolishIdCard, PostalCode, Roman, Slug, Tld, Url, Uuid, Version. - Remove redundant "value" suffix ArrayVal, BoolVal, Countable, FloatVal, IntVal, IterableVal, NumericVal, ScalarVal, StringVal. - Standardize "consist only of" phrasing Alnum, Alpha, Cntrl, Consonant, Digit, Graph, Lowercase, Printable, Punct, Space, Spaced, Uppercase, Vowel, Xdigit. - Improve file accessibility messages Directory, Executable, File, Image, Readable, SymbolicLink, Writable. - Improve grammar and article usage CreditCard, Extension, Mimetype, Regex, Size.
66 lines
1.7 KiB
Markdown
66 lines
1.7 KiB
Markdown
<!--
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SPDX-License-Identifier: MIT
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SPDX-FileCopyrightText: (c) Respect Project Contributors
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SPDX-FileContributor: Alexandre Gomes Gaigalas <alganet@gmail.com>
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SPDX-FileContributor: Henrique Moody <henriquemoody@gmail.com>
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SPDX-FileContributor: Vitaliy <reboot.m@gmail.com>
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-->
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# Number
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- `Number()`
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Validates if the input is a number.
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```php
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v::number()->assert(42);
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// Validation passes successfully
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v::number()->assert(acos(8));
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// → `NaN` must be a number
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```
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> "In computing, NaN, standing for not a number, is a numeric data type value
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> representing an undefined or unrepresentable value, especially in
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> floating-point calculations." [Wikipedia](https://en.wikipedia.org/wiki/NaN)
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## Templates
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### `Number::TEMPLATE_STANDARD`
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| Mode | Template |
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| ---------: | :------------------------------- |
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| `default` | {{subject}} must be a number |
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| `inverted` | {{subject}} must not be a number |
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## Template placeholders
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| Placeholder | Description |
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| ----------- | ---------------------------------------------------------------- |
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| `subject` | The validated input or the custom validator name (if specified). |
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## Categorization
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- Numbers
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## Changelog
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| Version | Description |
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| ------: | :---------------- |
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| 3.0.0 | Templates changed |
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| 2.0.0 | Created |
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## See Also
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- [Blank](Blank.md)
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- [BoolType](BoolType.md)
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- [CallableType](CallableType.md)
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- [Falsy](Falsy.md)
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- [FloatType](FloatType.md)
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- [IntType](IntType.md)
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- [NullType](NullType.md)
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- [NumericVal](NumericVal.md)
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- [ObjectType](ObjectType.md)
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- [ResourceType](ResourceType.md)
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- [StringType](StringType.md)
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- [Undef](Undef.md)
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