JSFiddle - React, Tailwind, and code Playground

by ponyspy

JavaScript

var arr = ['01', '02', '03', '04', '05', '06', '07', '08', '09', '10', '11', '12'];

var matrix = {
	one: [],
	two: [],
	three: [],
	four: []
}

for (var i = 0; i <= arr.length; i++) {
	switch (i) {
        case (i + 0): matrix.one.push(arr[i]); break;
        case (i + 1): matrix.two.push(arr[i]); break;
        case (i + 2): matrix.three.push(arr[i]); break;
        case (i + 3): matrix.four.push(arr[i]); break;
	}
}


console.log(matrix)