How to collapse a list of characters into a single string in R

Question

There is a list which I would like to output into an excel file as a single string. I start with a list of characters.

  url=\"http://eutils.ncbi.nlm.nih.gov         


        

Answer 1

You can do it with str_c function

> library('stringr')
> str_c(c('A','B','C'),collapse=',')    
[1] "A,B,C"