使用sort函数对DataFrame进行排序,并将DataFrame的名称作为参数传递。语法DataFrame %>% select(sort(names(DataFrame)))显示排序后的数据框 例子#Sort DataFrame by column name in R # Creating a dataset. z <- c(1,6,5,5,6) x <- c(6,2,3,7,4) y <- c(2,4,4,0,3) a <- c(4,2,3,...
Sort DataFrame by column name in R 方法一:使用dplyr R实现 方法二:使用顺序 R实现 Sort DataFrame by column name in R 排序是对物品进行排序的过程。它可以是升序、降序、字母顺序、数字顺序。要在 R 编程中按列名对 DataFrame 进行排序,我们可以使用下面讨论的各种方法。为了更好地理解如何按列名对 DataFrame...
dataframe_name[with(dataframe_name, order(column_name)), ] Example 1 – Sort Data Frame in Ascending Order In this example, we will sort our data frame in ascending order. r_dataframe_sort_asc.R </> Copy # R program to sort data frame by column in ascending order df <- data.frame(...
We’re going to walk through how to sort data in r. This tutorial is specific to dataframes. Using the dataframe sort by column method will help you reorder column names, find unique values, organize each column label, and any other sorting functions you need to help you better perform da...
对dataframe进行排序的方法: order() 函数(升序和降序) dplyr 包中的arrange() 函数 data.table 包中的 setorder() 函数 方法一:使用order()函数 此函数用于根据数据帧中的特定列对数据帧进行排序 语法:order(dataframe$column_name,decreasing = TRUE)) ...
Similar to the above method, it’s also possible to sort based on the numericindexof a column in the data frame, rather than the specific name. Instead of using thewith()function, we can simply pass theorder()function to ourdataframe. We indicate that we want to sort by the column of...
R语言使用sort函数对日期向量数据进行排序、默认从小到大升序排序 # 对向量进行排序,默认采用升序排序方式 x <- c(3,5,2,8,6,9,7,4) print(sort(x)) print(sort(x,decreasing=T)) # 默认的降序参数设置为F,如果设置为T则采用降序排序 # 日期字符串向量 ...
R Sort by Multiple Columns R Sort DataFrame Rows by Column Value Order DataFrame by one descending and one ascending column in R R Sort Vector Reorder Columns of DataFrame in R Add/append an element to listin R References https://www.rdocumentation.org/packages/base/versions/3.6.2/topics/or...
R中sort数据的时候, 如果数据中存在字符串, R会将数据转化为character之后, 再对数据进行排序. 这种情况, 在使用reshape2的dcast之后, 对dcast的结果排序的时候, 会出现这种问题. 解决方法是将character列分离, 仅选择数字列进行排序. 如果存在字符和数字列混排的需求, 只能自己在顺序上做点功夫了....
sort(vec1, decreasing = TRUE) # Descending sort 降序 1. 2. 或者 vec1[order(vec1)] # ascending sort vec1[rev(order(vec1))] # descending sort 1. 2. 自定义向量排列 seq(1, 10, by = 2) # diff between adj elements is 2 相邻元素差为2 ...