readline
(PHP 4, PHP 5, PHP 7, PHP 8)
readline — Reads a line
Description
readline(?string
$prompt = null): string|falseReads a single line from the user. You must add this line to the history yourself using readline_add_history().
Parameters
-
prompt -
You may specify a string with which to prompt the user.
Return Values
Returns a single string from the user. The line returned has the ending
newline removed.
If there is no more data to read, then false is returned.
Examples
Example #1 readline() Example
<?php
//get 3 commands from user
for ($i=0; $i < 3; $i++) {
$line = readline("Command: ");
readline_add_history($line);
}
//dump history
print_r(readline_list_history());
//dump variables
print_r(readline_info());
?>
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