R语言学习-一行/列转多行

来源：互联网发布：python coroutine 编辑：程序博客网时间：2024/05/20 19:47

> A<-seq(1:20)> A [1]  1  2  3  4  5  6  7  8  9 10 11 12 13 14 15 16 17 18 19 20> class(A)[1] "integer"> B<-matrix(A,nr=5)> B     [,1] [,2] [,3] [,4][1,]    1    6   11   16[2,]    2    7   12   17[3,]    3    8   13   18[4,]    4    9   14   19[5,]    5   10   15   20> C<-t(A)> C     [,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10] [,11] [,12] [,13] [,14] [,15] [,16] [,17] [,18] [,19] [,20][1,]    1    2    3    4    5    6    7    8    9    10    11    12    13    14    15    16    17    18    19    20> class(C)[1] "matrix"> D<-t(C)> D      [,1] [1,]    1 [2,]    2 [3,]    3 [4,]    4 [5,]    5 [6,]    6 [7,]    7 [8,]    8 [9,]    9[10,]   10[11,]   11[12,]   12[13,]   13[14,]   14[15,]   15[16,]   16[17,]   17[18,]   18[19,]   19[20,]   20> matrix(D,nc=5)     [,1] [,2] [,3] [,4] [,5][1,]    1    5    9   13   17[2,]    2    6   10   14   18[3,]    3    7   11   15   19[4,]    4    8   12   16   20

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