(PHP 4, PHP 5, PHP 7, PHP 8)
readline_completion_function — Registers a completion function
readline_completion_function(callable $callback): bool
This function registers a completion function. This is the same kind of functionality you'd get if you hit your tab key while using Bash.
callbackYou must supply the name of an existing function which accepts a partial command line and returns an array of possible matches.
© 1997–2025 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/function.readline-completion-function.php