{% if site.ga_tracking != nil %} <script async src=“www.googletagmanager.com/gtag/js?id={{ site.ga_tracking }}”></script> <script>

window.dataLayer = window.dataLayer || [];
function gtag(){dataLayer.push(arguments);}
gtag('js', new Date());

gtag('config', '{{ site.ga_tracking }}'{% unless site.ga_tracking_anonymize_ip == nil %}, { 'anonymize_ip': true }{% endunless %});

</script> {% endif %}