ContextQMD
Back to Validation

Number

docs/validators/Number.md

3.1.11.7 KB
Original Source
<!-- SPDX-License-Identifier: MIT SPDX-FileCopyrightText: (c) Respect Project Contributors SPDX-FileContributor: Alexandre Gomes Gaigalas <[email protected]> SPDX-FileContributor: Henrique Moody <[email protected]> SPDX-FileContributor: Vitaliy <[email protected]> -->

Number

  • Number()

Validates if the input is a number.

php
v::number()->assert(42);
// Validation passes successfully

v::number()->assert(acos(8));
// → `NaN` must be a number

"In computing, NaN, standing for not a number, is a numeric data type value representing an undefined or unrepresentable value, especially in floating-point calculations." Wikipedia

Templates

Number::TEMPLATE_STANDARD

ModeTemplate
default{{subject}} must be a number
inverted{{subject}} must not be a number

Template placeholders

PlaceholderDescription
subjectThe validated input or the custom validator name (if specified).

Categorization

  • Numbers

Changelog

VersionDescription
3.0.0Templates changed
2.0.0Created

See Also