readline_completion_function
(PHP 4, PHP 5, PHP 7)
readline_completion_function — Registers a completion function
Description
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.
Parameters
-
callback -
You must supply the name of an existing function which accepts a partial command line and returns an array of possible matches.
Return Values
Returns true on success or false on failure.
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https://www.php.net/manual/en/function.readline-completion-function.php