First Contentful Paint
The time in seconds at which the first text or image is painted when rendering a page. FCP of 2 (sec) or less is Fast, between 2 and 4 is Average, and greater than 4 is Slow.
Code: performanceFcp
The time in seconds at which the first text or image is painted when rendering a page. FCP of 2 (sec) or less is Fast, between 2 and 4 is Average, and greater than 4 is Slow.
Code: performanceFcp