JSFiddle - React, Tailwind, and code Playground

by Jessie Lau

JavaScript

function keysAndValues(data){
    var letter = [];
    var num = [];
    for(var key in data){
        letter.push(key);
        num.push(data[key]);
    }
    return [letter,num];
}
console.log(keysAndValues({a: 1, b: 2, c: 3})); // [["a","b","c"],[1,2,3]]