readline Reads a line


readline

(PHP 4, PHP 5)

readlineReads a line

说明

string readline ([ string $prompt ] )

Reads a single line from the user. You must add this line to the history yourself using readline_add_history().

参数

prompt

You may specify a string with which to prompt the user.

返回值

Returns a single string from the user. The line returned has the ending newline removed.

范例

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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