[英]Multiple sets of grouped bar charts (on the same plot) without using "transforms" in r plotly
代碼:
library(plotly)
library(tidyverse)
df <- data.frame(protein = c("Chicken", "Beef", "Pork", "Fish",
"Chicken", "Beef", "Pork", "Fish"),
y1 = c(3, 24, 36, 49, 7, 15, 34, 49),
y2 = c(9, 28, 40, 47, 8, 20, 30, 40 ),
gender = c("Male", "Male", "Male", "Male",
"Female", "Female", "Female", "Female"))
df %>%
plot_ly() %>%
add_bars (y = ~y1, x = ~protein,
name = 'y1.male') %>% add_bars(y = ~y2,
x=~protein, color = I("green"),name = "y2.male")%>%
add_bars(y = ~y1, x = ~protein, color = I("black"),
name = 'y1.female') %>% add_bars(y = ~y2,
x=~protein, color = I("red"), name = "y2.female")
我想要的結果是創建類似這樣的東西:
但是,當您運行代碼時,您會看到它在每個欄中堆疊了“男性”和“女性”值。 我希望“y1.male”在 y = y1 時代表“男性”數據,“y2.male”在 y = y2 時代表“男性”數據,“y1.female”在 y = y2 時代表“女性”數據y = y1 和“y2.female”分別表示 y = y2 時的“女性”數據。 我怎樣才能 go 做到這一點而不必在 r-plotly 中通過“轉換”使用過濾器?
我們可以將數據重新排列為長格式,然后是 plot:
df %>%
pivot_longer(cols = c(y1, y2)) %>%
unite(gender_var, c(gender, name)) %>%
plot_ly() %>%
add_bars (x = ~protein, y = ~value,
name = ~gender_var)
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