JavaScript JS v EcmaScript ES6

JavaScript JS v EcmaScript ES6

selected chapters


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


new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],


iframe src=""
height="0" width="0" style="display:none;visibility:hidden"


a href="" a

see also

goog webmaster http https website property gotcha

if you are using webmaster to monitor your http and https websites make sure you set up separate website properties for each of them !

If your site supports multiple protocols (http:// and https://), you must add each as a separate site. Similarly, if you support multiple domains (for example,, and you must add each one as a separate site.

its useful to use the goog webmaster tool | CRAWL | FETCH AS GOOGLE to check what the goog crawlers actually see (check they are not seeing a 301 for example)

improve your seo by using website verification services from @bing, @goog, @pinterest and @yandex

improve the seo on your wordpress and other web sites by registering your site(s) with website verification services from @bing, @goog, @pinterest and @yandex

if you are using you can add your your website verification service meta key “content” values here

website verification services

roblox lua scripting docs & tutorials

roblox lua scripting docs & tutorials

wikibooks roblox lua scripting docs & tutorials