public class Demo2 {
public static void main(String[] args) {
String str1 = new String();
System.out.println(str1);
byte[] bytes1 = {97,98,99,100};
String str2 = new String(bytes1);
System.out.println(str2);
char[] c1 = {'a','b','c','d'};
String str3 = new String(c1);
System.out.println(str3);
}
}
运行结果: