将每列的值绘制为直方图

Question

我有一个看起来像这样的数据框：

Monday Tuesday Wednesday Thursday Friday Saturday Sunday Monday.1 Tuesday.1 5.3 2.2 1 7 8.3 5 6.4 7 2

我想要所需的绘图，如图像中所示：

任何帮助将不胜感激

投放：

structure(list(Wednesday = 7.4375, Thursday = 7.94791666666667, 
    Friday = 7.14583333333333, Saturday = 4.325, Sunday = 4.41304347826087, 
    Monday = 7.95125, Tuesday = 8.09375, Wednesday.1 = 7.85416666666667, 
    Thursday.1 = 8.58333333333333, Friday.1 = 6.02173913043478, 
    Saturday.1 = 2.80952380952381, Sunday.1 = 2.66666666666667), row.names = c(NA, 
-1L), class = c("data.table", "data.frame"), .internal.selfref = <pointer: (nil)>)

Answer 1

 it("has an id attribute", () => {
    const idName = wrapper().find("id");
    expect(idName.prop()).toBe(idName);
  });