password

<?php

$continue = "y";
while (($continue == 'y' || $continue == 'Y') == true) {
    echo 'Enter username :- ';
    $usernme = trim(fread(STDIN, 40));
    echo 'Enter password :- ';
    $password = trim(fread(STDIN, 40));

    $options = [
        'cost' => 12 // the default cost is 10
    ];

    echo 'Please confirm password :- ';
    $passwordAsk = trim(fread(STDIN, 40));
    $hash = password_hash($passwordAsk, PASSWORD_DEFAULT, $options);

    if (password_needs_rehash($hash, PASSWORD_DEFAULT, $options)) {
        // the password needs to be rehashed as it was not generated with
        // the current default algorithm or not created with the cost
        // parameter 12
        $hash = password_hash($passwordAsk, PASSWORD_DEFAULT, $options);

        // don't forget to store the new hash!
    }

    if (password_verify($password, $hash)) {
        echo 'Password match.';
    } else {
        echo 'Invalid password.';
    }

    echo 'Do you wanted to add more user(s) ? (Press Y or y for continue)';
    $continue = trim(fgetc(STDIN));
}