#!/usr/local/bin/php
<?php

$message = "abc";
$hash1 =  password_hash($message, PASSWORD_DEFAULT);
$hash2 =  password_hash($message, PASSWORD_DEFAULT);
$hash3 =  password_hash($message, PASSWORD_DEFAULT);
$hash4 =  password_hash($message, PASSWORD_BCRYPT , array(salt =>"123456789012345678901"));
echo $hash1.":";

if (password_verify("abc", $hash1)) {
    echo 'Password is valid!';
} else {
    echo 'Invalid password.';
}
echo "\n".$hash2.":";
if (password_verify("abc", $hash2)) {
    echo 'Password is valid!';
} else {
    echo 'Invalid password.';
}
echo "\n".$hash3.":";
if (password_verify("abc", $hash3)) {
    echo 'Password is valid!';
} else {
    echo 'Invalid password.';
}
echo "\n".$hash4.":";
if (password_verify("abc", $hash4)) {
    echo 'Password is valid!';
} else {
    echo 'Invalid password.';
}