is-number

Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.

v7.0.0 URL: https://unpkg.com/is-number@7.0.0/index.js

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cast check coerce coercion finite integer is isnan is-nan is-num is-number isnumber isfinite istype kind math nan num number numeric parseFloat parseInt test type typeof value

validate.io-number

Validates if a value is a number.

v1.0.3 URL: https://unpkg.com/validate.io-number@1.0.3/lib/index.js

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validate.io validate validation validator number numeric is type check isnumber

@stdlib/assert-is-number

Test if a value is a number.

v0.2.2 URL: https://unpkg.com/@stdlib/assert-is-number@0.2.2/lib/index.js

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stdlib stdassert assertion assert utilities utility utils util number numeric is type check isnumber isnumeric primitive object validate valid test

as-number

typeof number, or use a default

v1.0.0 URL: https://unpkg.com/as-number@1.0.0/index.js

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typeof type of is number num default arg arguments opt opts options

validate.io-number-primitive

Validates if a value is a number primitive, excluding NaN.

v1.0.0 URL: https://unpkg.com/validate.io-number-primitive@1.0.0/lib/index.js

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validate.io validate validation validator valid number primitive is isnumber