<?php  
// 1. Satrni teskariga aylantirish  
echo strrev("Salom"); // "molaS"  

// 2. Massivni tasodifiy aralashtirish  
$mevalar = ["Olma", "Banan", "Anor"];  
shuffle($mevalar);  
print_r($mevalar);  

// 3. Fayl yaratish  
file_put_contents("test.txt", "PHP zo‘r!");  
?>  

function generatePassword($length = 8) {  
    $chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";  
    return substr(str_shuffle($chars), 0, $length);  
}  
echo generatePassword(); // "X7gH2pLm"