我有这个数据框:
data=structure(list(X3CO = c(24.88993835, 25.02366257, 24.90308762), X3CS = c(25.70629883,25.26747704, 25.1953907), X3CD = c(26.95723343, 26.84725571, 26.2314415)), .Names = c("X3CO", "X3CS", "X3CD"), class = "data.frame", row.names = c(NA, -3L))
> data
X3CO X3CS X3CD
1 24.88994 25.70630 26.95723
2 25.02366 25.26748 26.84726
3 24.90309 25.19539 26.23144
我想做的是制作一个新的数据框,将所有行放入一列,将列名放入第二列:
24.88994 X3CO
25.02366 X3CO
24.90309 X3CO
25.70630 X3CS
25.26748 X3CS
你知道一个简单的方法吗?
编辑:有没有办法添加一个尊重 ind 顺序的 ID?
24.88994 X3CO 1
25.02366 X3CO 1
24.90309 X3CO 1
25.70630 X3CS 2
25.26748 X3CS 2