This, and you can even use the ...spread operator instead of concat, to create a new array from an existing one.
The above functions are translated a bit too literally from PHP, or perhaps the intention was to make them work for ES5 / lower?
For further actions, you may consider blocking this person and/or reporting abuse
We're a place where coders share, stay up-to-date and grow their careers.
This, and you can even use the ...spread operator instead of concat, to create a new array from an existing one.
The above functions are translated a bit too literally from PHP, or perhaps the intention was to make them work for ES5 / lower?