Linux_基础命令行
user@Book AAAA_临时文件 % cd testdircmd
user@Book testdircmd % ls
user@Book testdircmd % vim tetstxt
user@Book testdircmd % ls
tetstxt
user@Book testdircmd % cat tetstxt
hello word
user@Book testdircmd % echo name:tom,gender=1
name:tom,gender=1
user@Book testdircmd % ls
tetstxt
user@Book testdircmd % echo name:tom,gender=1 >tetstxt
user@Book testdircmd % ls
tetstxt
user@Book testdircmd % cat tetstxt
name:tom,gender=1
user@Book testdircmd % rm tetstxt
user@Book testdircmd % ls
user@Book testdircmd % rm *.txt
zsh: no matches found: *.txt
user@Book testdircmd %