Oct 10, 2012 · You can use Arrays.sort to sort them before passing them through the remove method, modified to use Arrays.binarySearch to find index rather than a for loop, raising that portion of the method's efficiency from O(n) to O(nlogn).

Apr 23, 2017 · Arrays in Java aren't dynamic, like collection classes. If you want a true collection that supports dynamic addition and deletion, use ArrayList<>. If you still want to live with vanilla arrays, find the index of string, construct a new array with size one less than the original, and use System.arraycopy() to copy the elements before and after ...

Nov 2, 2017 · public static String[] removeFromArray(String[] arr, String toRemove) { return Arrays.stream(arr) .filter(obj -> !obj.equals(toRemove)) .toArray(String[]::new); } If you're unfamiliar with java Stream, please see the doc here

Dec 16, 2021 · In this tutorial, we'll showcase examples of how to remove an element from an array in Java using two arrays, ArrayUtils.remove(), a for loop and System.arraycopy().

Nov 25, 2024 · We can use Java 8 streams to remove element at specific index from an array, when modifying small or mid-sized arrays. Approach: Get the array and the index. Convert the array into IntStream using IntStream.range () method. Remove the specified index element using the filter () method.

Removing a specific value from a String array in Java requires creating a new array since arrays are fixed in size. This process involves iterating through the original array, skipping the specified value, and populating the new array with the remaining elements.

Dec 29, 2021 · The Apache Commons Lang’s ArrayUtils class offers the removeElement() method to remove the first occurrence of the specified element from the specified array. It is overloaded to accept all primitive types and object arrays.

Apr 1, 2025 · Learn Various Methods to Delete or Remove an element from an Array in Java such as Using another array, Using Java 8 Streams, Using ArrayList etc.

May 1, 2025 · In Java, removing all occurences of a given element from an array can be done using different approaches that are, Problem Stament: Given an array and a key, the task is to remove all occurrences of the specified key from the array in Java. Examples to Remove Elements Occurrences in Array:

Jun 12, 2024 · Removing the Given Element of an Array in Java. We can use the Apache Commons Lang library to remove the given element of an array. Let’s add the commons-lang3 dependency to our project’s pom.xml file: The ArrayUtils class provides two ways of removing an element from an array. Let’s look at these next. 3.1. Using Index as Input.