Useful JavaScript Tricks

const fruits = [
  "Mango",
  "Apple",
  "Apple",
  "Cherry",
  "Grapes",
  "Grapes",
  "Cherry"
];

const uniqueFruits = [...new Set(fruits)];
console.log(uniqueFruits);

[ 'Mango', 'Apple', 'Cherry', 'Grapes' ]

const original = {
  name: "Alice",
  settings: {
    theme: "dark",
    notifications: { email: true, sms: false }
  }
};
const copy = structuredClone(original);
copy.settings.notifications.email = false;

console.log("Cloned Object with Structured Clone ", copy);
console.log("Original Object ", original);

Cloned Object with Structured Clone  {
  name: 'Alice',
  settings: { theme: 'System', notifications: { email: false, sms: false } }
}
Original Object  {
  name: 'Alice',
  settings: { theme: 'System', notifications: { email: true, sms: false } }

const numbers = [6, 2, 6, 9, 10, 3];

console.log(Math.max.apply(null, numbers));
console.log(Math.min.apply(null, numbers));

10
2

const fruits = ["Apple", "Banana", "Cherry"];
const vegetables = ["Carrot", "Broccoli", "Spinach"];
fruits.push.apply(fruits, vegetables);
console.log(fruits);

[ 'Apple', 'Banana', 'Cherry', 'Carrot', 'Broccoli', 'Spinach' ]