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number.issafeinteger - npm

number.issafeinteger1.0.3 • Public • Published 2 years ago

Number.isSafeInteger

An ESnext spec-compliant Number.isSafeInteger shim/polyfill/replacement that works as far down as ES3.

This package implements the es-shim API interface. It works in an ES3-supported environment and complies with the spec.

Getting started 
npm install --save number.issafeinteger
Usage/Examples 
console.log(Number.isSafeInteger(-3)); // true
console.log(Number.isSafeInteger(2 ** 53)); // false
console.log(Number.isSafeInteger(2 ** 53 - 1)); // true
console.log(Number.isSafeInteger("7")); // false
Tests

Clone the repo, npm install, and run npm test

 Package Sidebar Install

npm i number.issafeinteger

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