find out the index of an element in array:
/**
* @author lautturi.com
* Java example: how to get the element index in java array
*/
import java.util.*;
public class Lautturi {
public static void main(String[] args) {
String[] strArray = {"java","python","perl","js","perl","c","go"};
String str = "js";
int idx = Arrays.asList(strArray).indexOf(str);
System.out.println("The index of js element is "+idx);
}
}
output:
The index of js element is 3