A JavaScript library for arbitrary-precision decimal and non-decimal arithmetic
created at Nov. 8, 2012, 8:01 p.m.
Regular expressions with named capture groups and named back-references
created at Jan. 8, 2017, 9:07 p.m.
An ESnext spec-compliant `Array.prototype.flatMap` shim/polyfill/replacement that works as far down as ES3.
created at Sept. 29, 2017, 9:28 p.m.
A ponyfill for the ES 2015 `Array.from()`
created at May 12, 2015, 10:53 a.m.