JSFiddle - React, Tailwind, and code Playground
JavaScript
var v1 = 'cat', v2= 'dog', v3 ='rabbit'
var c1= false, c2 = false, c3 = false
var g = [
[c1,v1],
[c2,v2],
[c3,v3]
].reduce((acc, [con, val]) =>{
console.log(con, val)
acc = con ? [...acc,val] : acc
return acc;
}, [])
console.log(g)