javascript array and each code example
Example 1: js for each item in array
const array1 = ['a', 'b', 'c'];
array1.forEach(element => console.log(element));
// expected output: "a"
// expected output: "b"
// expected output: "c"
Example 2: perform a function on each element of array javascript
var new_array = old_array.map(function(e) {
e.data = e.data.split(',');
return e;
});