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Tidyverse

R-数据分析-dplyr表格操作

1 2 3 4 5 6 7 8 9 library(tidyverse) # -- Attaching packages ----------------------------------------------------- tidyverse 1.3.1 -- # √ ggplot2 3.3.5 √ purrr 0.3.4 # √ tibble 3.1.2 √ dplyr 1.0.7 # √ tidyr 1.1.3 √ stringr 1.4.0 # √ readr 2.0.0 √ forcats 0.5.1 # -- Conflicts -------------------------------------------------------- tidyverse_conflicts() -- # x dplyr::filter() masks stats::filter() # x dplyr::lag() masks stats::lag() 1、表格筛选 1.1 select 筛选列 col1:col3 选取起止范围的列; ...

Create:&nbsp;<span title='2022-05-08 00:00:00 +0000 UTC'>2022-05-08</span>&nbsp;|&nbsp;Update:&nbsp;2022-05-08&nbsp;|&nbsp;Words:&nbsp;2320&nbsp;|&nbsp;5 min&nbsp;|&nbsp;Lishensuo

R包purrr的函数编程

purrr包是tidyverse系列中用于函数编程的工具,很多用法类似R base的apply系列函数。现参考相关资料,学习其基本用法。 https://jennybc.github.io/purrr-tutorial/index.html https://shixiangwang.github.io/home/cn/post/purrr-loop/ ...

Create:&nbsp;<span title='2023-07-09 00:00:00 +0000 UTC'>2023-07-09</span>&nbsp;|&nbsp;Update:&nbsp;2023-07-09&nbsp;|&nbsp;Words:&nbsp;1580&nbsp;|&nbsp;4 min&nbsp;|&nbsp;Lishensuo
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