A robust & optimized polyfill for the
String.prototype.codePointAt method in ECMAScript 6.
Other polyfills for
String.prototype.codePointAt are available:
- http://norbertlindenberg.com/2012/05/ecmascript-supplementary-characters/#String by Norbert Lindenberg (fails some tests)
- https://gist.github.com/slevithan/2290602 by Steven Levithan (fails some tests)
- https://github.com/paulmillr/es6-shim/blob/8e570a4b425a80f9b13ff027dbd28d65f201a319/es6-shim.js#L171-L183 by Paul Miller (
fails some testspasses all tests)
npm install string.prototype.codepointat
Then, in Node.js:
;// On Windows and on Mac systems with default settings, case doesn’t matter,// which allows you to do this instead:;
In a browser:
NOTE: It's recommended that you install this module using a package manager such as
npm, because loading multiple polyfills from a CDN (such as
bundle.run) will lead to duplicated code.
A polyfill + test suite for
String.fromCodePoint is available, too.
This polyfill is available under the MIT license.