Shulou(Shulou.com)06/02 Report--

This article is about R language package ggplot how to achieve sub-surface to remove the gray background of the subtitle content. Xiaobian thinks it is quite practical, so share it with everyone for reference. Let's follow Xiaobian and have a look.

When we use ggplot, the use of facets usually looks like this (here we use the official ggplot case):

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