[girvo]

Does the final example not work in Firefox for anyone else? It worked in Edge, but not Firefox for me

    Uncaught (in promise) TypeError: Map.groupBy(...).entries().map is not a function

[iammrpayments]

Object.groupBy doesn’t seem to be available to all browsers before march 2024: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Refe...