Usage: rm [OPTION]... FILE...
Remove (unlink) the FILE(s). -d, --directory unlink directory, even if non-empty (
-f, --force ignore nonexistent files, never promp
-i, --interactive prompt before any removal
-r, -R, --recursive remove the contents of directories re
-v, --verbose explain what is being done
--help display this help and exit
--version output version information and exitexec("echo $num > $counterfile");
是输出$num的值到$counterfile文件中
Remove (unlink) the FILE(s). -d, --directory unlink directory, even if non-empty (
-f, --force ignore nonexistent files, never promp
-i, --interactive prompt before any removal
-r, -R, --recursive remove the contents of directories re
-v, --verbose explain what is being done
--help display this help and exit
--version output version information and exitexec("echo $num > $counterfile");
是输出$num的值到$counterfile文件中
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