/R/Collapse text by group in dataframe r

Collapse text by group in dataframe r

# You want to aggregate text by group
df <- read.table(header=T, text="
group text
a a1
a a2
a a3
b b1
b b2
c c1
c c2
c c3
")

aggregate(df$text, list(df$group), paste, collapse="")
##   Group.1      x
## 1       a a1a2a3
## 2       b   b1b2
## 3       c c1c2c3

Source: stackoverflow.com

Similar codes

2 votes349 views3 answers
Rename columns based on a variable in r
R
0 vote378 views1 answer
Rstudio github upload
R
0 vote324 views1 answer
R dot product
R
0 vote347 views1 answer
Autoplot confusion matrix
R
2 votes359 views1 answer
Mod in r
R
0 vote347 views1 answer
Join matching values from y to x in DPLYR
R
0 vote394 views1 answer
Print string without quotes and escape sequence r
R
3 votes444 views1 answer
Vector[-1] is the last element r
R
0 vote417 views1 answer
Open xlsx with r
R
0 vote352 views1 answer
Knn in r
R