<a href="http://www.PuStudy.Com/" hreflang="en">HTML Codes</a>
hrefattribute to be the URL of the resource you're linking to.
HTML Codes) with the text you want the user to see (or other content such as an image).
enwith the language code for the target URL. If you're not sure which language code to use, see the official list of ISO 639.2 Language Codes.
hreflang attribute indicates the language code of the destination URL. Only to be used when the
href attribute is present.
This attribute is purely advisory.