public static function set(string $name, $value, string $namespace = '*'): void
    {
        self::initialize();
        $_SESSION[$namespace][$name] = $value;
    }
public static function set(string $name, $value, string $namespace = '*'): void
    {
        self::initialize();
        $_SESSION[$namespace][$name] = $value;
    }
public static function set ( string $ name , $ value , string $ namespace = '*' ) : void { self :: initialize ( ) ; $ _SESSION [ $ namespace ] [ $ name ] = $ value ; }
Set session-variable.

@param string $name
@param mixed $value
@param string $namespace Default '*'.
Set session - variable .