# complete > Provides argument autocompletion to shell commands. > More information: <https://www.gnu.org/software/bash/manual/html_node/Programmable-Completion-Builtins.html>. - Apply a function that performs autocompletion to a command: `complete -F {{function}} {{command}}` - Apply a command that performs autocompletion to another command: `complete -C {{autocomplete_command}} {{command}}` - Apply autocompletion without appending a space to the completed word: `complete -o nospace -F {{function}} {{command}}`