zip arrays

package ch.claude_martin;

import java.util.stream.IntStream;

public final class SomeClass {
  private static final String FORMAT = "%s, %d, %s%n";

  public static void main(String[] args) {
    String[] names = { "Alice", "Bob", "Oscar" };
    int[] ages = { 35, 65, 23 };
    String[] gender = { "Cis Female", "Cis Male", "Other" };

    assert names.length == ages.length && names.length == gender.length;

    for (int i = 0; i < names.length; i++) {
      System.out.format(FORMAT, names[i], ages[i], gender[i]);
    }
    System.out.println("---");

    IntStream.range(0, names.length).mapToObj(i -> String.format(FORMAT, names[i], ages[i], gender[i]))
        .forEach(System.out::print);

  }

}