Question

How to split a string into an array by delimiter and remove empty elements in Java

Answer 1

import java.util.Arrays;

public class SplitStringProgram {

    // Function that splits by delimiter and removes empty elements
    public static String[] splitString(String s, String delimiter) {
        return Arrays.stream(s.split(delimiter, -1))
                     .filter(e -> !e.isEmpty())
                     .toArray(String[]::new);
    }

    public static void main(String[] args) {
        String s = "C#,Java,,C,,,Python,,,,,C++,,";
        
        String[] arr = splitString(s, ",");

        for (String element : arr) {
            System.out.println(element);
        }
    }
}



/*
run:

C#
Java
C
Python
C++

*/

 

70+ SQL courses for beginners and professionals