User 4988085 2022-06-24 05:59:14 阅读数:1,002
Linux Common commands help command Used for display shell Help for internal commands .help The command can only display shell Internal command help information . For the help information of external commands, you can only use man perhaps info Command view , Let's share Linux Common commands help How to use the command .
help [-dms] [PATTERN...]
PATTERN For matching commands , If there is a command that matches the pattern ,help The return status is 0, Otherwise, it is not 0.
-d Output a short description of each command -m To resemble man Manual format description commands -s Show only the format used by the command
（1） see help Own help information .
（2） To resemble man Manual format view help Command help information .
help -m help
（3） see help A short description of the command .
help -d help help - Display information about builtin commands.
（4） see help and cd Command use format .
help -s help cd help: help [-dms] [pattern ...] cd: cd [-L|[-P [-e]]] [dir]
So far about Linux Common commands help End of command sharing , If you are right help There are still questions about the use of the command. You can submit the questions to us through the comment area .
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