js for in or of code example
Example 1: for of and for in javascript
let arr = ['el1', 'el2', 'el3'];
arr.addedProp = 'arrProp';
// elKey are the property keys
for (let elKey in arr) {
console.log(elKey);
}
// elValue are the property values
for (let elValue of arr) {
console.log(elValue)
}
Example 2: for in and for of in js
const iterable = [10, 20, 30];
for (const value of iterable) {
console.log("fef"+value);
}
// 10
// 20
// 30