Overview
KB
Technical FAQ
PHP Manual
CSS2 Manual
HTML Manual
JS Guide
JS Reference
PhpDock Manual
Nu-Coder Manual
PhpExpress Manual
PHP Joomla
Development
Learn PHP
 
<readlinereadline_callback_handler_install>
^Readline FunctionsLast updated: Mon, 26 Oct 2026

readline_add_history

(PHP 4, PHP 5, PHP 7, PHP 8)

readline_add_history — Adds a line to the history

Description

function readline_add_history(string $prompt): true

This function adds a line to the command line history.

Parameters

prompt

The line to be added in the history.

Return Values

Always returns true.

Changelog

Version Description
8.5.0 The return type is true now; previously, it was bool.

<readlinereadline_callback_handler_install>
^Readline FunctionsLast updated: Mon, 26 Oct 2026