Use bash-completion to automatically complete command line parameters

Use bash-completion to automatically complete command line parameters-Linux general technology-Linux technology and application information. The following is a detailed description. Bash provides an automatic command completion mechanism, but does not provide a mechanism to complete command parameters.

When running a command, we often need to check man pages to see which parameters can be used in this command. This is a very tedious process. Bash-completion can be used to automatically complete command line parameters.

For redhat users, you can go to rpmfind.net to search for bash-completion, download the rpm package of the corresponding system, and install it.

Install login again. Type grep ?, Press tab twice to complete all the long parameters.

For debian users, You can also download the rpm package and use alien to convert it into a deb package for installation.

For ubuntu users, it is said that the new version already comes with the bash-completion function, which is very user-friendly.