x 轴的斜体标签

Question

如何用斜体标记 x 轴的单词？

代码：

nr$species <- factor(nr$species,
                     levels=c( "Gaur", "Sambar", "SpottedDeer", "IndianMuntjac", "WildBoar"))

Answer 1

使用theme更改ggplot 中文本的外观：

+ theme(axis.text.x = element_text(face = "italic"))