Absolute Value
Computes an absolute value.
The absolute value is defined as
Installation
$ npm install math-abs
Usage
var abs = ;
abs( x )
Computes an absolute value.
var val = ;// returns 1val = ;// returns 2val = ;// returns 0val = ;// returns 0
Examples
var abs = ;var rand;var sign;var i;for i = 0; i < 100; i++rand = Math - 50;sign = Math;if sign < 05sign = -1;elsesign = 1;console;
To run the example code from the top-level application directory,
$ node ./examples/index.js
Tests
Unit
This repository uses tape for unit tests. To run the tests, execute the following command in the top-level application directory:
$ make test
All new feature development should have corresponding unit tests to validate correct functionality.
Test Coverage
This repository uses Istanbul as its code coverage tool. To generate a test coverage report, execute the following command in the top-level application directory:
$ make test-cov
Istanbul creates a ./reports/coverage
directory. To access an HTML version of the report,
$ make view-cov
Browser Support
This repository uses Testling for browser testing. To run the tests in a (headless) local web browser, execute the following command in the top-level application directory:
$ make test-browsers
To view the tests in a local web browser,
$ make view-browser-tests
License
Copyright
Copyright © 2016. The Compute.io Authors.