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respect-validation/docs/validators/Number.md
Henrique Moody 81310cc4d9
 Rename namespace Rules to Validators 
Since that namespace contains our “validators”, naming it as such makes
much more sense.
2026-01-05 17:36:35 +01:00

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Number

  • Number()

Validates if the input is a number.

v::number()->isValid(42); // true
v::number()->isValid(acos(8)); // false

"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

Mode Template
default {{subject}} must be a valid number
inverted {{subject}} must not be a number

Template placeholders

Placeholder Description
subject The validated input or the custom validator name (if specified).

Categorization

  • Numbers

Changelog

Version Description
2.0.0 Created

See also: