How to define an array with conditional elements?

Question

how can i define conditional array elements? i want to do something like this:

const cond = true;
const myArr = [\"foo\", cond && \"bar\"];
         


        

Answer 1

If you really want to keep it as a one liner, you could use:

const cond = true;
const myArr = ["foo"].concat(cond ? ["bar"] : []);