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gtgrthrst/ggplot2_圓餅圖 Secret

Created May 16, 2021 12:57
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ggplot2_圓餅圖
df <- data.frame(
group = c("A", "B", "C", "D"),
value = c(10, 15, 25, 50)
)
ggplot(df, aes(x="", y=value, fill=group))+
geom_bar(width = 1, stat = "identity") + theme_gray()+
coord_polar("y", start=0)+
theme(axis.title=element_blank(),
axis.text=element_blank(),
axis.ticks=element_blank()) + #刪除XY軸
guides(fill = FALSE, color = FALSE, linetype = FALSE, shape = FALSE) #刪除圖例
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