javascript for( let of code example
Example 1: for of vs for in javascript
let list = [4, 5, 6];
for (let i in list) {
console.log(i); // "0", "1", "2",
}
for (let i of list) {
console.log(i); // "4", "5", "6"
}
// EXAMPLE 2
let pets = new Set(["Cat", "Dog", "Hamster"]);
pets["species"] = "mammals";
for (let pet in pets) {
console.log(pet); // "species"
}
for (let pet of pets) {
console.log(pet); // "Cat", "Dog", "Hamster"
}
Example 2: javascript for of loop
(function() {
for (const argument of arguments) {
console.log(argument);
}
})(1, 2, 3);
// 1
// 2
// 3