Java ArrayList.trimToSize()
Syntax
ArrayList.trimToSize() has the following syntax.
public void trimToSize()
Example
In the following code shows how to use ArrayList.trimToSize() method.
// ww w . j ava 2 s . c o m
import java.util.ArrayList;
import java.util.Arrays;
public class Main{
public static void main(String args[]) {
ArrayList<String> arrList =
new ArrayList<>(Arrays.asList("a","a","a","from java2s.com"));
// Trim the arraylist
arrList.trimToSize();
System.out.println(arrList);
}
}
The code above generates the following result.
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