How to pass an ArrayList to a method in Java?

May 6, 2021

To pass an ArrayList to a method in Java, define a method with an ArrayList argument, then call this method in your code.

// 1. Define the method
public class MyClass {

  public void arrayListMethod(ArrayList list) {
    // do something
  }
}

// 2. Call the method in your code
ArrayList list = new ArrayList();
new MyClass().arrayListMethod(list);