Java 8 studieren (String Joiner und Join)

import java.util.StringJoiner;

/**
 *Studieren der String-Join-Methode und des String-Joiners
 * @author komikcomik
 *
 */
public class JoinTest {

	public static void main(String[] args) {

		String[] strs = {"a","b","c"};
		String joinStr = String.join(",", strs);
		System.out.println(joinStr);

		StringJoiner sj = new StringJoiner(",");
		joinStr = sj.add("X").add("Y").add("Z").toString();
		System.out.println(joinStr);
	}

}

a,b,c
X,Y,Z

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