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RobotKernal-UESTC/Docs/Linux基础/Linux环境变量.md

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## source ~/.bashrc的作用
`source ~/.bashrc` 命令的作用是重新加载当前用户的 Bash 配置文件(通常是 `~/.bashrc` 文件以应用对该文件的任何修改。Bash 配置文件包含了在每次启动新的终端会话时执行的命令,用于自定义环境变量、别名、函数和其他终端行为。
具体来说,`~/.bashrc` 是 Bash shell 在交互模式下启动时会读取的一个配置文件。当您对 `~/.bashrc` 文件进行了修改后,为了使更改生效,您可以重新加载配置文件,而这就是使用 `source` 命令的目的。