Search results
2073 packages found
Test if a value is a collection.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- array
- typed array
- collection
- float64array
- float32array
- int32array
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Fluent type verification for JavaScript
Fast runtime type validator, converter and io (encoding/decoding) library
An expressive type testing library
Test if a value is NaN.
Test if a value is a number having a nonnegative value.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- number
- numeric
- nonnegative
- is
- isnumber
- isnumeric
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Type validators for the @reduct/component package.
Test if a value is a number having a positive value.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- number
- numeric
- positive
- is
- isnumber
- isnumeric
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Library to check variable type and properties in object.
The package for check some data in typescript and javascript.
Pass in `arguments` and an array of the expected types (as string descriptions) and throw if they don't match.
retrieve the type of your value by using constructors when possible
A small library for checking types
Check if the given value is of a specific type.
- check
- type
- typeof
- isArray
- isNumber
- isObject
- isNull
- isUndefined
- isNil
- isBoolean
- isString
- array
- number
- object
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Validates if a value is an array.
Type checking and DDD for JavaScript
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![dependency status][deps-svg]][deps-url] [![dev dependency status][dev-deps-svg]][dev-deps-url] [![License][license-image]][license-url] [![Downloads][downloads-im
- characters
- call-bind
- testing
- efficient
- yaml
- accessibility
- operating-system
- number
- chinese
- flatMap
- CSS
- ES2019
- bundler
- karma
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Check if a Buffer/Uint8Array is a RTF file
Check if something is a promise