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82问答网 > 我在Ubuntu环境下安装的Eclipse IDE for C⼀C++ Developers，安装完成后，写了一个helloworld.cpp，

我在Ubuntu环境下安装的Eclipse IDE for C⼀C++ Developers，安装完成后，写了一个helloworld.cpp，

2025-03-16 21:33:53

推荐回答（1个）

回答1：

o(∩_∩)o...哈哈,这样: 进入dos，把你的当前路径切换到你这个java文件的目录下（一定要做）设置可以这样：cd C:\Documents and Settings\qingsongwang\桌面（假设你的这个java文件放在桌面,这里是以我举例）现在可以编译了 javac helloworld.java （编译，这个时候会在相同的根目录下面生成。class文件）再测试：java helloword dos显示：Hello World！原来用javac编译的时候就是这样做的... 绝对按照上面的方法做,不行, 再call我,我再给你重复一遍,呵呵

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