Use the fc command to edit the bash command line

Use the fc command to edit the bash command line-general Linux technology-Linux technology and application information. The following is a detailed description. When you enter a bash command error and need to re-enter it

Generally, it is "up" in the direction, re-load the command, edit and re-run the command.

Here, you can only use bash's own editing method.

It is inconvenient when the bash command is too long. The fc command can be used to automatically load the previous command in the default editor.

After editing and saving, the command is automatically executed.

In addition, you can use fc-e vi to call vi or fc-e emacs to call emacs.