20 Random Alphanumeric Passwords

The passwords:


kXHv4dR7LbMfvBRoQHxw
AgyYWoKt9SdBdkDJqs3p
fLjQE2khqHu6AnHr9hzw
PuH6AwCZYfThet6rAx3z
qQAtdzBHxAZEZKrDsFML
QrAc33F6FpZe6BRfVvXV
unRzZNVJUYMmVdAzDvSo
8JwudDMWy4VzTFxyrSfz
ptDGa8RgJdMfUqNBmcEb
gLq3wYDcnYh9R26DpFPH
NLZa97u2LoKuoksRSJo3
mLFVw2Bs4UmbG3JdUfPP
hkJpnWPngfnth87pEgpc
TXmUoKbJ2NDBVRVMVsVH
oaq6W9HST3EEm8WmagLJ
AwgXZ3VRFpHJkrBruB39
8QeUqAw2wzF73nMgQQzC
K2aChhzZq9WZ7h6YMAc3
MkBvFntTxjFyEFNB4Voc
RH4gFEHrutTjWpA2VWPX

The code for the class

<?php

/**
 * Class PasswordGenerator
 */
class PasswordGenerator
{

    public static $letters = "2346789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghjkmnopqrstuvwxyz";
    public static $length = "20";
    public $letters_array;

    function __construct()
    {
        $this->letters_array = array();

        for ($a = 0; $a < strlen(self::$letters); $a++) {
            $this->letters_array[] = self::$letters[$a];
        }
    }


    function make(): string
    {
        $password = '';
        for ($i = 0; $i < self::$length; $i++) {
            srand((float)microtime() * 10000000);
            $password .= $this->letters_array[array_rand($this->letters_array)];
        }
        return $password;

    }

    function printOne()
    {
        print $this->make();
    }

    function printMany($num)
    {
        for ($i = 0; $i < $num; $i++) {
            $this->printOne();
            print "\n";
        }
    }


}

How to invoke the class

$PG = new PasswordGenerator();
$PG->printMany(20);