Php/docs/function.readline-completion-function
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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.