合并两个数据集后,我得到一个包含300个变量的数据(其中一些变量以.x结尾,一些以.y结尾,一些不以.x和.y结尾)。如何将所有不以.x和.y结尾的变量带到数据集的前100列。另外,我想让col 101像(day.x,day.y,city.x,city.y,number.x,number.y等等)一样排列。也就是说,具有相同名称的变量,比如城市,但具有不同的扩展名,彼此相邻/相邻。 例如:对变量重新排序
city.y<- c(1,2,3,5,5,7,7,NA,NA,3,4,5)
B<-c(3,4,5,6,1,2,7,6,7,NA,NA,6)
number.x<-c(1,2,3,4,5,6,7,NA,NA,5,5,6)
day.x<-c(1,3,4,5,6,7,8,1,NA,3,5,3)
Z<-c(1,2,3,4,5,6,7,NA,NA,5,5,6)
day.y<-c(4,5,6,7,8,7,8,1,2,3,5,NA)
number.y<-c(3,4,5,6,1,2,7,6,7,NA,NA,6)
school.x<-c("a","b","b","c","n","f","h","NA","F","G","z","h")
S<-c(5,2,3,4,5,6,5,NA,NA,5,6,6)
school.y<-c("a","b","b","c","m","g","h","NA","NA","G","H","T")
city.x<- c(1,2,3,7,5,8,7,5,6,7,5,1)
df<- data.frame(city.y,B,number.x,day.x,Z,day.y,number.y,school.x,S,school.y,city.x)
我要重新排序以这种格式变量:B,S,Z,city.x,city.y,number.x,number.y,day.x,day.y和...