Negative

February 3, 2026 ยท View on GitHub

  • Negative()

Validates whether the input is a negative number.

v::numericVal()->negative()->assert(-15);
// Validation passes successfully

Templates

Negative::TEMPLATE_STANDARD

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

Template placeholders

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

Categorization

  • Math
  • Numbers

Changelog

VersionDescription
2.0.0Does not validate non-numeric values
0.3.9Created

See Also