JS forof index code example
Example 1: for of get index
for (const v of ['a', 'b', 'c']) {
console.log(v)
}
// get index
for (const [i, v] of ['a', 'b', 'c'].entries()) {
console.log(i, v)
}
Example 2: javascript for...of index
for (const [i, v] of ['a', 'b', 'c'].entries()) {
console.log(i, v)
}
Example 3: for of js
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"
}