Question

How to iterate over a list in Java

Answer 1

import java.util.Arrays;
import java.util.List;

public class MyClass {
    public static void main(String args[]) {
        List<String> list = Arrays.asList("java", "c", "c++", "python");
        
        for (int i = 0; i < list.size(); i++) {
            String element = list.get(i);
            System.out.println(element);
        }
    }
}




/*
run:

java
c
c++
python

*/

 

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Answer 2

import java.util.Arrays;
import java.util.List;

public class MyClass {
    public static void main(String args[]) {
        List<String> list = Arrays.asList("java", "c", "c++", "python");
        
        for (String element : list) {
            System.out.println(element);
        }
    }
}




/*
run:

java
c
c++
python

*/

 

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Answer 3

import java.util.Iterator;
import java.util.Arrays;
import java.util.List;

public class MyClass {
    public static void main(String args[]) {
        List<String> list = Arrays.asList("java", "c", "c++", "python");
        
        Iterator<String> iterator = list.iterator();
        
        while (iterator.hasNext()) {
            String element = iterator.next();
            System.out.println(element);
        }
    }
}




/*
run:

java
c
c++
python

*/

 

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Answer 4

import java.util.Arrays;
import java.util.List;

public class MyClass {
    public static void main(String args[]) {
        List<String> list = Arrays.asList("java", "c", "c++", "python");
        
        list.stream()
            .forEach(element -> {
                    System.out.println(element);
                });
    }
}




/*
run:

java
c
c++
python

*/

 

70+ SQL courses for beginners and professionals