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- var numbers = [1, 2, 3];
- var doubleNumbers = [];
- for (let i = 0; i < numbers.length; i++) {
- doubleNumbers.push(double(numbers[i]));
- }
- //iterator function
- function double(number) {
- return number * 2;
- }
- console.log(doubleNumbers); // [ 2, 4, 6 ]
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