@stdlib/math-base-assert-int32-is-even NPM

isEven

$NPM version$ $Build Status$ $Coverage Status$

Test if a 32-bit integer is even.

Installation

npm install @stdlib/math-base-assert-int32-is-even

Usage

var isEven = require( '@stdlib/math-base-assert-int32-is-even' );

isEven( x )

Tests if 32-bit integer is even.

var bool = isEven( 5 );
// returns false

bool = isEven( -2 );
// returns true

bool = isEven( 0 );
// returns true

Examples

var randu = require( '@stdlib/random-base-randu' );
var round = require( '@stdlib/math-base-special-round' );
var isEven = require( '@stdlib/math-base-assert-int32-is-even' );

var bool;
var x;
var i;

for ( i = 0; i < 100; i++ ) {
    x = round( randu()*100.0 );
    bool = isEven( x );
    console.log( '%d is %s', x, ( bool ) ? 'even' : 'not even' );
}

Notice

This package is part of stdlib, a standard library for JavaScript and Node.js, with an emphasis on numerical and scientific computing. The library provides a collection of robust, high performance libraries for mathematics, statistics, streams, utilities, and more.

For more information on the project, filing bug reports and feature requests, and guidance on how to develop stdlib, see the main project repository.