The dropFirst(:_) method is used to return a new array that contains all but the given number of initial elements of the original array.
arr.dropFirst(n)
arr: This is the array from which we want to return a new array.
n: This is the total number of elements to drop from the beginning of the array arr. It must be greater than or equal to zero.
A new array that contains elements starting after the specified number of elements n.
// create arrayslet numbers = [2, 4, 5, 100, 45]let fruits = ["orange", "mango", "grape"]let languages = ["Python", "Java", "C", "C++", "Swift"]let dates = [2022, 2012, 1998, 1774]// invoke the dropFirst(:_) method// and print resultsprint(numbers.dropFirst(2)) // [5, 100, 45]print(fruits.dropFirst(1)) // ["mango", "grape"]print(languages.dropFirst(4)) // ["Swift"]print(dates.dropFirst(0)) // [2022, 2012, 1998, 1774]
dropFirst(_:) method on the array and print the results to the console.