Array.isArray

December 1, 2018 ยท View on GitHub

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An Array.isArray polyfill for legacy browsers.

  • CDN via https://unpkg.com/@ungap/is-array
  • ESM via import isArray from '@ungap/is-array'
  • CJS via const isArray = require('@ungap/is-array')

Compatible down to IE9, works well with ES5 shim upfront in IE8 (and maybe lower too).

Live test