PHP random string generator function

/**
 * @param $length
 * @return string
 * @throws Exception
 */
function generateRandomString($length) {
    $bytes = random_bytes($length);
    return bin2hex($bytes);
}

• Generate Random Bytes:
  • Utilizes the random_bytes function to generate a string of random bytes with a length specified by the input parameter.
• Convert to Hexadecimal:
  • Converts the generated random bytes to a hexadecimal representation using the bin2hex function.
• Return Random String:
  • Returns the resulting hexadecimal string, which serves as a secure and random identifier or token.