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总结第一个Java程序 HelloWorld

java程序编写-编译-运行的过程编写：我们将编写的java代码保存在以".java"结尾的源文件中编译：使用javac.exe命令编译我们的java源文件。格式：javac 源文件名.java 注意是文件名运行：使用java.exe命令解释运行我们的字节码文件。格式：java 类名注意是类...

JAVA写的第一个程序HelloWorld

代码：public class HelloWorld{ public static void main(String[] args){ System.out.println("HelloWorld!"); } } 运行结果

JAVA第一个程序helloworld

package text; public class ii { public static void main(String[] args){ System.out.println("hello world"); } }

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