JSFiddle - React, Tailwind, and code Playground

by Christian Gambardella

HTML

<pre id="result"></pre>

Babel + JSX

const ADDON_REG_EXP = /^addon([\d]+)$/

const metafields = [
  { key: 'addon1' },
  { key: 'foo' },
  { key: 'addon5' },
  { key: 'addon2' }
]

const filtered = metafields.filter(m => ADDON_REG_EXP.exec(m.key))

console.log('filtered', filtered)