我有一个haven_labelled
向量,我想从中提取其标签作为字符串向量:
library(haven)
vec <- structure(c(1, 2, 3, 1, 2, 3), label = "Región", labels = c(`one` = 1, `two` = 2, `three` = 3),
class = "haven_labelled")
vec
# <Labelled double>: Región
#[1] 1 2 3 1 2 3
#Labels:
# value label
# 1 one
# 2 two
# 3 three
attr(vec, "labels")
不做我想要的,因为它返回一个命名向量:
# one two three
# 1 2 3
期望的输出:
c("one", "two", "three")
我访问了很多文档,但无法找到解决方案,因此非常欢迎您的帮助!