设置PATH时出错，~/bashrc

Question

打开~/.bashrc，添加行：
export PATH=/home/rootliu/linuxc:$PATH

使生效

source .bashrc

之后：
bash: export: `/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/home/rootliu/linuxc': not a valid identifier
bash: lesspipe: No such file or directory
bash: dircolors: No such file or directory
bash: ls: No such file or directory
rootliu@ubuntu:~$ ls
bash: ls: No such file or directory

Answer 1

把$PATH放前面，确保你的linuxc目录存在！