博文
R语言中返回矩阵元素的索引
||
x <- matrix(1:6,ncol = 2)
x
which(x == 6)
##[1] 6
which(x == 6,arr.ind = T)
## row col
##[1,] 3 2
https://blog.sciencenet.cn/blog-247792-908885.html
上一篇：**会议邮件电子邮箱及手机汇总&曝光updated160225
扫一扫，分享此博文
||
x <- matrix(1:6,ncol = 2)
x
which(x == 6)
##[1] 6
which(x == 6,arr.ind = T)
## row col
##[1,] 3 2
Archiver|手机版|科学网 ( 京ICP备07017567号-12 )
GMT+8, 2024-11-26 03:28
Powered by ScienceNet.cn
Copyright © 2007- 中国科学报社