JavaScript noob here. I am using a Piwik script and adding a bit to it.
I'd like to get access to "visitor_id" outside of it's scope and use it globally. Currently it's returning "undefined", using alert outside of it's scope.
<script type="text/javascript">
var visitor_id;
var _paq = _paq || [];
visitor_id = _paq.push(['this.getVisitorId()']);
_paq.push(['trackPageView']);
_paq.push(['enableLinkTracking']);
(function() {
var u="//stats.agahin.com/";
_paq.push(['setTrackerUrl', u+'agahin.php']);
_paq.push(['setSiteId', 1]);
var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0];
g.type='text/javascript'; g.async=true; g.defer=true; g.src=u+'agahin.js'; s.parentNode.insertBefore(g,s);
})();
_paq.push([ function () {
visitor_id = this.getVisitorId();
/*
if (!visitor_id){
document.getElementById('visitorId').value = visitor_id;
if (document.getElementById('visitorId').value != 1) {
document.getElementById("visitorForm").submit();
};
};
*/
}]);
alert(visitor_id);
</script>