year-range-regex

year-range-regex

Generates a regular expression for validating a range of years.

If you've ever tried to create a JavaScript regular expression for validating a range of years, you'll know it's not easy. This solves that problem.

Install

Install with npm

$ npm i year-range-regex --save

Usage

var yearRange = require('year-range-regex');

yearRegex(1992, 2015);
//=> /^(199[2-9]|200[0-9]|201[0-5])$/

yearRange(0, 1999)
//=> /^([0-9]|[1-9][0-9]|[1-9][0-9]{2}|1[0-9]{3})$/

yearRange(2016)
//=> /^(2016)$/

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Running tests

Install dev dependencies:

$ npm i -d && npm test

Contributing

Pull requests and stars are always welcome. For bugs and feature requests, please create an issue

Author

Jon Schlinkert

• github/jonschlinkert
• twitter/jonschlinkert

License

Copyright © 2015 Jon Schlinkert Released under the MIT license.

This file was generated by verb-cli on August 07, 2015.