Question 286447 in Javascript Question posted in
A very good W3school tutorial can be found here.

Javascript – How to feature test for BigInt support?

I’m not familiar with modern JS and tooling to even try something.

References:

https://github.com/tc39/proposal-bigint

Tags:

2

Answers


  1. Chosen as BEST ANSWER
    0

    globalThis.BigInt === BigInt

    core-js's polyfill requires Chrome 71 or Firefox 65.

    References:

    https://github.com/tc39/proposal-global

    http://zloirock.github.io/core-js/compat/


  2. 0

    if('BigInt' in window) (or if(window.BigInt)) should suffice.

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