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

@stdlib/number-ctor

Number constructor.

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

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stdlib stdtypes types number object obj num

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

add-line-numbers

adds line numbers to a source string

v1.0.1 URL: https://unpkg.com/add-line-numbers@1.0.1/index.js

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add line numbers pad left padding pads space indent num

is-natural-number-string

Check if a given value is a string that represents natural number

v1.0.1 URL: https://unpkg.com/is-natural-number-string@1.0.1/index.js

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natural number num string str bool boolean if ckeck math browser client-side