Here is a Java Program to Get Size of Java ArrayList and loop through elements Example
Output of Above Java Program
ArrayList Content :
1
2
3
import java.util.ArrayList;
class ArrayListExample {
public static void main(String[] args) {
ArrayList arrayList = new ArrayList();
arrayList.add("1");
arrayList.add("2");
arrayList.add("3");
int totalElements = arrayList.size();
System.out.println("ArrayList Content : ");
for(int index=0; index < totalElements; index++)
System.out.println(arrayList.get(index));
}
}
Output of Above Java Program
ArrayList Content :
1
2
3
Nice postI have also shared few ways to loop ArrayList in Java but I was wondering which one is faster ? have you done any benchmarking ?