stringtest.java

来自「清华大学辛运帏java程序设计第二版源代码」· Java 代码 · 共 10 行

public class StringTest {
	public static void main(String args[]) {
		String s = "This is a test String!";
		System.out.println("before changed, s= " +s);
	
		String t = s.toLowerCase();
		System.out.println("after changed, s= " +s);
		System.out.println("t= " +t);
	}
}