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Questions - rbind

rbind/bind_rows two unequal data.frames

Below, I wonder how to rbind dat2 to dat1 such that I can achieve my Desired_output below? Note that no new columns has to be added. (see the desired output) fit <- lm(mpg ~ hp, data = mtcars) dat...
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Simon Harmel

r

dataframe

dplyr

tidyverse

rbind

Votes: 0

Answers: 2

Latest Answer

A possible solution, which requires names(dat2)[2] <- names(dat1)[4] before binding the rows (there was a mismatch of column names): library(tidyverse) fit <- lm(mpg ~ hp, data = mtcars) dat1 ...
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PaulS

R- How to merge/bind several dataframes considering that some of the called dataframes might not exist?

I have to bind/merge dataframes in an iterative process in R. In occasions, some of the dataframes might not exist for reasons I will not explain here. I would like to know how I could bind dataframes...
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Dekike

r

merge

rbind

Votes: 0

Answers: 2

Latest Answer

You can use mget() to get rbind() all data frames found in the environment. Alternatively for your example you could pass in x explicitly to mget() as paste0("df", 1:4) instead of ls(). df1 ...
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caldwellst

rbind a dataframe column containing list of different lengths

I have a data frame, with a column containing a list with different lengths: IP <- structure(list(V1 = list(l1 = c("M", "M", "M", "M", "M", "...
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Rdu U

r

list

plyr

rbind

Votes: 0

Answers: 3

Latest Answer

None of the solutions are duplicating what plyr::ldply is giving you. Namely, out1 <- plyr::ldply(IP$V1, rbind) out1[,c(1:3, 378:380)] # .id 1 2 377 378 379 # 1 l1 M M M M M # 2 l2 ...
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r2evans

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