public static void main(String[] args) {
String concatenatedStr = str1 + " " + str2;
在打包之前/,你需要将Java源文件(.java文件)编译成字节码文件(.class文件)🥇【7777788888澳门】🥇。使用javac命令:
MyObject obj2 = new MyObject("Example", 1);
import org.apache.logging.log4j.Logger;
System.out.println("Current date, time, and zone: " + zonedDateTime);