Rounds a numeric value to the nearest integer.
$ npm install math-round
var round = require( 'math-round' );
Rounds a numeric
value to the nearest integer
.
var val = round( -4.2 );
// returns -4
val = round( -4.5 );
// returns -4
val = round( -4.6 );
// returns -5
val = round( 9.99999 );
// returns 10
val = round( 9.5 );
// returns 10
val = round( 9.2 );
// returns 9
val = round( 0 );
// returns 0
var round = require( 'math-round' );
var x;
var i;
for ( i = 0; i < 100; i++ ) {
x = Math.random()*100 - 50;
console.log( 'Value: %d. Rounded: %d.', x, round( x ) );
}
To run the example code from the top-level application directory,
$ node ./examples/index.js
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.
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
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
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