typescript array of array enumerate code example

Example 1: iterate through array js

let arbitraryArr = [1, 2, 3];
// below I choose let, but var and const can also be used 
for (let arbitraryElementName of arbitraryArr) {
  console.log(arbitraryElementName);
}

Example 2: foreach javascript

arr.forEach(callback(currentValue [, index [, array]])[, thisArg]);