安裝JDK,軟件
安裝環境eclopse下載:https://www.eclipse.org/downloads/
myeclipse下載:https://www.genuitec.com/products/myeclipse/download/
配置環境變量
JAVA_HOME:C:\Program Files\Java\jdk-14.0.1
PATH: C:\Program Files\Java\jdk-14.0.1\bin
CLASSPATH:.;C:\Program Files\Java\jdk-14.0.1\lib
代碼
package com.imooc;
public class HelloWorld {
public static void main(String[] args) {
System.out.println("Hello World");
}
}