CODE EXAMPLE FOR JAVASCRIPT

javascript reduce mdn

//See how the accumulator works inside the reduce function
myRange = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11]
console.log(myRange.reduce((a, d) => {
   console.log(a);
   return a + d;
}, 10))