Laravel Tech Community
Apr 19, 2021 · Backend Development
How to Register a Completion Callback with PHP's readline_completion_function
The article explains PHP's readline_completion_function, showing how to register a custom completion callback that mimics Bash tab‑completion, details the required callable parameter, describes the return values (TRUE on success, FALSE on failure), and provides usage notes for developers.
PHPcommand-linecompletion function
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