The robots META tag is similar to robots.txt, its placed in the head section of an HTML page.
In robots meta tag -

The “NAME” attribute is “ROBOTS”.
The “CONTENT” attribute are: “INDEX”, “NOINDEX”, “FOLLOW”, “NOFOLLOW”.

Do not index the content of a page, scan it for links to follow.
<META NAME=”ROBOTS” CONTENT=”NOINDEX, FOLLOW”>
Indexing content of a page […]