Dec 15, 2011 · If you want to remove or filter specific object from ArrayList, there are many ways that you can use it as given below: Suppose list is the reference variable of arrayList.

May 23, 2012 · remove (int index) method of arraylist removes the element at the specified position (index) in the list. After removing arraylist items shifts any subsequent elements to the left.

I know we can iterate over arraylist, and .remove () method to remove element but I dont know how to do it while iterating. How can I remove element which has value "acbd", that is second element?

Nov 21, 2013 · I have added data into ArrayList and now want to update that list be deleting some element from it. I have element something like 1,2,3,4 in ArrayList of type CartEntry. Code : …

Feb 15, 2014 · There are two versions of remove() method: ArrayList#remove(Object) that takes an Object to remove, and ArrayList#remove(int) that takes an index to remove. With an …

How can I remove an item from the collection in a loop without throwing this exception? I'm also using an arbitrary Collection here, not necessarily an ArrayList, so you can't rely on get.

To remove elements from ArrayList based on a condition or predicate or filter, use removeIf () method. You can call removeIf () method on the ArrayList, with the predicate (filter) passed as argument.

Feb 9, 2011 · I have a bunch of indexes and I want to remove elements at these indexes from an ArrayList. I can't do a simple sequence of remove()s because the elements are shifted after each …

Jun 3, 2010 · You could do new ArrayList<String>(Arrays.asList(split)); to create a real copy, but seeing what you are trying to do, here is an additional suggestion (you have a O(n^2) algorithm right below …

May 21, 2017 · Are you asking how to remove an element from java.util.ArrayList without calling remove() or how to implement remove (index) is some custom ArrayList like class you are …