分面
facet_wrap(~ merge_data$V1) +
theme(
panel.grid = element_blank(),
panel.background = element_blank(),
axis.line = element_line(size = 0.5, color = "black"),
axis.text.x = element_text(size = "20px"),
axis.text.y = element_text(size = "10px"),
axis.title.y = element_text(size = "15px"),
legend.title = element_blank(),
legend.text = element_text(size = "15px"),
strip.text = element_text(size = "15px",
face = "bold"), #设置分面标题
strip.background = element_rect(fill = "#d2dae2") #设置分面背景
)指定分面行列数
facet_wrap(~V3,nrow = 3,ncol = 1)分别给每个分面添加注释
在分面注释中使用特殊字符
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