[appB] Examples for immutable strings (02e22a3f) · Commits · examples / Head First Java 3rd Edition

src/main/java/appB/StringImmutability.java

0 → 100644

+19 −0

Changes for src/main/java/appB/StringImmutability.java: 19 added lines, 0 removed lines.
Original line number	Diff line number	Diff line
		package appB;

		public class StringImmutability {
		String stringConcatenation() {
		String s = "0";
		for (int i = 1; i < 10; i++) {
		s = s + i;
		}
		return s;
		}

		String stringBuilder() {
		StringBuilder s = new StringBuilder("0");
		for (int i = 1; i < 10; i++) {
		s.append(i);
		}
		return s.toString();
		}
		}