(PHP 4, PHP 5, PHP 7, PHP 8)
session_decode — Decodes session data from a session encoded string
$data): bool
   session_decode() decodes the serialized session data provided in
   $data, and populates the $_SESSION superglobal
   with the result.
  
By default, the unserialization method used is internal to PHP, and is not the same as unserialize(). The serialization method can be set using session.serialize_handler.
dataThe encoded data to be stored.
   Returns true on success or false on failure.