number-utils

Number utility methods.

Install

$ npm install number-utils

Usage

const numberUtils = require('number-utils');
 
numberUtils.isInteger(123);
// => true
numberUtils.isInteger(1.23);
// => false
numberUtils.isInteger('123');
// => false
 
numberUtils.random(5, 9);
// A random integer between 5 and 9.

API

MIN_SAFE_INTEGER

The constant represents the minimum safe integer in JavaScript.

MAX_SAFE_INTEGER

The constant represents the maximum safe integer in JavaScript.

boolean isInteger(value)

Determines whether the passed value is an integer.

boolean isSafeInteger(value)

Determines whether the provided value is a number that is a safe integer.

integer random(min, max)

Returns a random integer greater than or equal to "min" and less than or equal "max".

Resources

• http://www.ecma-international.org/ecma-262/6.0/#sec-number-objects
• http://www.ecma-international.org/ecma-262/6.0/#sec-number.isinteger
• https://github.com/Datamart/Glize/blob/master/src/util/Number.js