use goog tag manager to manage your analytics and marketing tags and tracker scripts
you can use goog tag manager to manage your analytics and marketing tags and tracker code by including one code snippet (the goog tag man js script and noscript code) that then includes all the other js scripts
- https://developers.google.com/tag-manager/
- https://developers.google.com/tag-manager/quickstart
- https://www.youtube.com/watch?v=7FXbsCWsEi8
- https://www.youtube.com/watch?v=KRvbFpeZ11Y
SCRIPT
(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':
new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],
j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src=
'https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);
})(window,document,'script','dataLayer','GTM-XXXX');
NOSCRIPT
iframe src="https://www.googletagmanager.com/ns.html?id=GTM-5B8XWMR"
height="0" width="0" style="display:none;visibility:hidden"
or
a href="https://www.googletagmanager.com/ns.html?id=GTM-XXXX" https://www.googletagmanager.com/ns.html?id=GTM-XXXX a
see also