Sometimes we want to sort a List based on some property. Suppose we have a List of UserModel and we want to sort List by firstName then we can do that easily by using Collections.sort() and Comparator ...

arraylist_search o/p link - https://github.com/Chethan-Kumar9845/Java_Programs/blob/main/ArrayList/arraylist_search.png arraylist_remove o/p link - https://github.com ...