PHP/JS Generate MySQL password [length=32]

javascript

function generateRandomString(length) {
        var characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!@#$%^&*()-_+=;:,./?\\|`~[]{}';
        var randomString = '';
        for (var i = 0; i < length; i++) {
            randomString += characters[Math.floor(Math.random() * (characters.length - 1))];
        }
        return randomString;
}

php

function generateRandomString($length = 32) {
        $characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!@#$%^&*()-_+=;:,./?\\|`~[]{}';
        $randomString = '';
        for ($i = 0; $i < $length; $i++) {
            $randomString .= $characters[rand(0, strlen($characters) - 1)];
        }
        return $randomString;
    }