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

superstruct

A simple and composable way to validate data in JavaScript (and TypeScript).

v2.0.2 URL: https://unpkg.com/superstruct@2.0.2/dist/index.cjs

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api array assert cast check checker collection data error express hapi interface invalid joi json list model object orm scalar schema struct throw type types valid validate validation validator

@stdlib/number-float64-base-to-float32

Convert a double-precision floating-point number to the nearest single-precision floating-point number.

v0.2.2 URL: https://unpkg.com/@stdlib/number-float64-base-to-float32@0.2.2/lib/index.js

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stdlib stdtypes base utilities utility utils util types type cast convert float64 double dbl float32 float to bits number

cast.ts

Validation parsers with static type inference. cast.ts makes it easy to validate data from RESTful API

v1.14.3 URL: https://unpkg.com/cast.ts@1.14.3/dist/core.js

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validation schema type inference typescript zod cast RESTful API

@metamask/superstruct

A simple and composable way to validate data in JavaScript (and TypeScript).

v3.1.0 URL: https://unpkg.com/@metamask/superstruct@3.1.0/dist/index.cjs

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api array assert cast check checker collection data error express hapi interface invalid joi json list model object orm scalar schema struct throw type types valid validate validation validator