"리눅스 자바 Hello World"의 두 판 사이의 차이

2019년 3월 27일 (수) 17:48 판

1 확인

root@ubuntu:~# java -version
openjdk version "1.8.0_191"
OpenJDK Runtime Environment (build 1.8.0_191-8u191-b12-2ubuntu0.16.04.1-b12)
OpenJDK 64-Bit Server VM (build 25.191-b12, mixed mode)

root@ubuntu:~# javac -version
javac 1.8.0_191

2 실습

root@ubuntu:~# mkdir hello
root@ubuntu:~# cd hello/
root@ubuntu:~/hello# vi Main.java

public class Main {
        public static void main(String[] args) {
                System.out.println("My First Java");
        }
}

root@ubuntu:~/hello# ls
Main.java

root@ubuntu:~/hello# javac Main.java 
root@ubuntu:~/hello# ls
Main.class  Main.java

root@ubuntu:~/hello# java Main
My First Java

3 같이 보기

@@ 1번째 줄: / 1번째 줄: @@
-==개요==
+==확인==
 <source lang='console'>
-testuser@ubuntu:~$ mkdir hello
+root@ubuntu:~# java -version
-testuser@ubuntu:~$ cd hello/
+openjdk version "1.8.0_191"
-testuser@ubuntu:~/hello$ vi Main.java
+OpenJDK Runtime Environment (build 1.8.0_191-8u191-b12-2ubuntu0.16.04.1-b12)
+OpenJDK 64-Bit Server VM (build 25.191-b12, mixed mode)
+</source>
+<source lang='console'>
+root@ubuntu:~# javac -version
+javac 1.8.0_191
+</source>
+==실습==
+<source lang='console'>
+root@ubuntu:~# mkdir hello
+root@ubuntu:~# cd hello/
+root@ubuntu:~/hello# vi Main.java
 </source>
 <source lang='java'>
@@ 13번째 줄: / 25번째 줄: @@
 </source>
 <source lang='console'>
-testuser@ubuntu:~/hello$ ls
+root@ubuntu:~/hello# ls
 Main.java
 </source>
 <source lang='console'>
-testuser@ubuntu:~/hello$ javac Main.java
+root@ubuntu:~/hello# javac Main.java
-testuser@ubuntu:~/hello$ ls
+root@ubuntu:~/hello# ls
 Main.class  Main.java
 </source>
 <source lang='console'>
-testuser@ubuntu:~/hello$ java Main
+root@ubuntu:~/hello# java Main
 My First Java
 </source>
@@ 29번째 줄: / 41번째 줄: @@
 * [[리눅스 java]]
 * [[리눅스 javac]]
+* [[도커 자바 Hello World]]
 [[분류: java]]