🟦 Training — Sets
📚 40 questions⏱ 15-20 min🏆 Instant feedback
🟦 (Sets) JavaScript
using Set
🎯 What You Will Learn in This Training
This interactive training will help you master Sets JavaScript No :
- ✅ Ali covering all Set
- ✅ Set Array
- ✅ : add, has, delete, forEach, values
- ✅ operator repetition
- ✅ repetition Set
- ✅ Restart Training
❓ Set?
Set object type. array but No repetition . addition.
// Set addition elements
constmySet = newSet();
mySet.add(1);
mySet.add(2);
mySet.add(1); //
console.log(mySet); // Set(2) {1, 2}
constmySet = newSet();
mySet.add(1);
mySet.add(2);
mySet.add(1); //
console.log(mySet); // Set(2) {1, 2}
🧠
add(value) : addition value
has(value) : Check
delete(value) : value
()clear :
forEach(callback) : repetition
()values : return Iterator
size : elements
🏷️ Set Array
// Array repetition
letarr = [1,2,1,3]; // [1,2,1,3]
// Set repetition
letset = newSet([1,2,1,3]); // Set(3) {1,2,3}
letarr = [1,2,1,3]; // [1,2,1,3]
// Set repetition
letset = newSet([1,2,1,3]); // Set(3) {1,2,3}