JSFiddle - React, Tailwind, and code Playground
JavaScript
var x = [1,2,3,4,5,6,7,8,9,10];
var cnt = 1;
var baseObj = new Object();
var xObj = new Object();
for(var i in x){
xObj[i] = x[i];
if(cnt%2==0){
baseObj[cnt] = xObj;
xObj = new Object();
}
cnt = cnt+1;
}
console.log(baseObj);