identifyEscapeSequence() needs Array check

    PHP Notice:  Uninitialized string offset: 1 in /home/scarwu/Workspace/Development/Pointless/vendor/erusev/parsedown/Parsedown.php on line 1044

    Notice: Uninitialized string offset: 1 in /home/scarwu/Workspace/Development/Pointless/vendor/erusev/parsedown/Parsedown.php on line 1044

Hi, I run Parsedown with this Notice. So, I added a isset() function to check array.

    protected function identifyEscapeSequence($excerpt)
    {
        if (isset($excerpt[1]) && in_array($excerpt[1], $this->specialCharacters))
        {