Java ArrayList removeIf() Example

Java ArrayList Examples

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• Java ArrayBlockingQueue Example
• Java Convert Array to Set
• Copying part of Array in Java Example
• Sorting an Array using Arrays.sort() Method
• Check Two Arrays are Deeply Equal
• Java Arrays.copyOf() Example - Copying an Array
• Java Arrays.binarySearch() Example - Searching an Array
• Java Arrays.asList() Example - Convert Array to ArrayList
• Java Convert Array to Stack Example
• What's the Simplest Way to Print a Java Array?
• Java Pyramid Examples
• How to Check if Two Arrays are Equal in Java
• Create and Initialize Two Dimensional Array in Java
• How to Initialize an Array in Java in One Line
• Java Array - Create, Declare, Initialize and Print Examples
• Java Array Simple Program

Array Methods with Examples

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• Java ArrayList add() Method
• Java ArrayList addAll() Method
• Java ArrayList clear() Method
• Java ArrayList contains() Method
• Java ArrayList ensureCapacity() Method
• Java ArrayList clone() Method
• Java ArrayList get() Method
• Java ArrayList indexOf() Method
• Java ArrayList remove() Method
• Java ArrayList removeAll() Method
• Java ArrayList removeIf() Method
• Java ArrayList retainAll() Method
• Java ArrayList sort() Method
• Java ArrayList spliterator() Method

The removeIf() method removes all of the elements of a collection that satisfy the given predicate.

Java ArrayList removeIf() Example

import java.util.ArrayList;
import java.util.List;

public class RemoveIfEx {

    public static void main(String[] args) {
        
        List<Integer> values = new ArrayList<>();
        values.add(5);
        values.add(-3);
        values.add(2);
        values.add(8);
        values.add(-2);
        values.add(6);

        values.removeIf(val -> val < 0);
        
        System.out.println(values);
    }
}

Output

[5, 2, 8, 6]