is-number

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

• cast
• check
• coerce
• coercion
• finite
• integer
• is
• isnan
• is-nan
• is-num
• is-number
• isnumber
• isfinite
• istype
• View more

jonschlinkert

published 7.0.0 • 5 years agopublished 7.0.0 5 years ago

node-addon-api

Node.js API (Node-API)

• n-api
• napi
• addon
• native
• bindings
• c
• c++
• nan
• node-addon-api

kevineady

published 7.0.0 • 3 months agopublished 7.0.0 3 months ago

is-nan

ES2015-compliant shim for Number.isNaN - the global isNaN returns false positives.

• is
• NaN
• not a number
• number
• isNaN
• ES6
• ES2015
• shim
• polyfill
• es-shim API

ljharb

published 1.3.2 • 3 years agopublished 1.3.2 3 years ago

cmake-js

CMake.js - a Node.js native addon build tool

• native
• addon
• module
• c
• c++
• bindings
• build
• buildtools
• cmake
• nw.js
• electron
• boost
• nan
• napi
• View more

julusian

published 7.2.1 • 7 months agopublished 7.2.1 7 months ago

@stdlib/math-base-assert-is-nan

Test if a double-precision floating-point numeric value is NaN.

• stdlib
• stdmath
• assertion
• assert
• utilities
• utility
• utils
• util
• math
• mathematics
• ieee754
• floating-point
• float
• number
• View more

stdlib-bot

published 0.0.8 • 2 years agopublished 0.0.8 2 years ago

upgrade-utils

A tool to help with the process of upgrading modules to the latest version of Node.js latest Node version (currently v4), replacing old NAN C++ bindings and adjusting for Node.js API changes

• Node
• v4
• NAN
• native
• update
• upgrade

edsadr

published 1.0.5 • 8 years agopublished 1.0.5 8 years ago

@teamcoder/completevalidator

This module is small but easy to use. The purpose of this module is to serve as a container for all my validator modules. That has thirteen validator all in one module, the validators is as follows: bigger, contains, equal, longer, mqtt topic, regex, smal

• value
• bigger
• contains
• equal
• longer
• mqtt
• topic
• regex
• smaller
• not
• shorter
• type
• same
• size
• View more

creepycodermc

published 1.0.2 • a year agopublished 1.0.2 a year ago

nan-prov

'NaNLABS Provisioner'

• nan
• labs
• provisioner

nanlabs

published 1.0.0 • 7 years agopublished 1.0.0 7 years ago

number.isnan

ES2015-compliant shim for Number.isNaN - the global isNaN returns false positives.

• is
• NaN
• not a number
• number
• isNaN
• ES6
• ES2015
• shim
• polyfill
• es-shim API

ljharb

published 1.0.0 • a year agopublished 1.0.0 a year ago

@stdlib/assert-is-nan

Test if a value is NaN.

• stdlib
• stdassert
• assertion
• assert
• utilities
• utility
• utils
• util
• number
• numeric
• non-numeric
• nan
• is
• isnan
• View more

stdlib-bot

published 0.0.8 • 2 years agopublished 0.0.8 2 years ago

get-nans

Get an array of all distinct NaN values supported by the engine. There can be only one!

• NaN
• qNaN
• sNaN
• quiet NaN
• signalling NaN
• typed arrays
• v8
• canonical

ljharb

published 2.0.0 • 4 years agopublished 2.0.0 4 years ago

@stdlib/math-base-assert-is-nanf

Test if a single-precision floating-point numeric value is NaN.

• stdlib
• stdmath
• assertion
• assert
• utilities
• utility
• utils
• util
• math
• mathematics
• ieee754
• floating-point
• float
• number
• View more

stdlib-bot

published 0.0.8 • 2 years agopublished 0.0.8 2 years ago

assert-nan

Assertion module for NaN value

• NaN
• assert

thefourtheye

published 1.0.0 • 8 years agopublished 1.0.0 8 years ago

nanbox

Encode hidden data within NaN IEEE 754 floats

• nan
• hidden
• payload

philihp

published 2.1.1 • 5 months agopublished 2.1.1 5 months ago

fast-is-number

[](https://discord.gg/ZVERh35) [](https://npmjs.com/fast-is-number) [

• typescript-utility
• is-number
• zero
• integer
• number
• int
• is
• utility
• form
• isnan
• float
• nan
• faster

fb_sean

published 1.0.2 • 2 months agopublished 1.0.2 2 months ago

is-number-strict

Tiny lib to check if passed argument is strictly number. Strings will not pass!

• number
• typecheck
• typeof
• types
• NaN

drag13

published 1.0.9 • 10 months agopublished 1.0.9 10 months ago

nvison

another json-like structure

• bin
• hex
• oct
• scientific-notation
• bigInt
• Infinity
• NaN
• concatable-string
• comments
• hash
• ref
• optional-quote
• configurable-colons
• configurable-commas
• View more

ihgazni2

published 1.0.28 • 3 months agopublished 1.0.28 3 months ago

same-value

Check if two values have the same value.

• equal
• same
• equivalent
• compare
• date
• invalid
• NaN

korynunn

published 1.0.2 • 7 years agopublished 1.0.2 7 years ago

@stdlib/assert-is-nan-array

Test if a value is an array-like object containing only NaN values.

• stdlib
• stdassert
• assertion
• assert
• utilities
• utility
• utils
• util
• typed
• array
• typed array
• is
• istypedarray
• istyped
• View more

kgryte

published 0.0.8 • a year agopublished 0.0.8 a year ago

cpp-eventemitter

A Native Nan version of EventEmitter that allows C++ and wrapped C to emit to javascript listeners as events happen.

• nan
• native
• c++
• cpp
• cplusplus
• eventemitter
• event
• emitter

scoop-ops

published 1.0.0 • 6 years agopublished 1.0.0 6 years ago