array-proto-override-preserve.js

const items = ['apple', 'orange', 'banana'];

// Here we are storing a reference to the native Array push method
const nativePush = Array.prototype.push;

Array.prototype.push = function(item) {
  console.log(`Array push intercepted. Pushing ${item} into [${this}]`);
  // Push the item into the array
  nativePush.call(this, item);
}

items.push('grape'); // Will log the above statement to the console