Stringr's regex requires a limitation on the lookbehind! – Angelo. Commented Mar 4, 2016 at 19:33 ...

2024年7月18日 · I have a dataframe that has columns that are separated out by suffix see ex_df. Each time I run the code there may be varying column amounts based on database entries so I am trying to find a way to

Incidentally, stringr is pretty much just a slightly friendlier wrapper to stringi functions at this point and I highly recommend studying the stringi package as it contains some wonderful gems outside of string spiltting.

2020年2月8日 · The chartr() solution was new to me too, but I wanted to replace single characters with multiple. Eventually found a stringr (v1.4.0) solution that's quite simple.

2015年12月22日 · I really like the one-line approach. It's clean and the regex isn't hard to understand. I made a slight modification in my use case to allow for matches that might be inside of paretheses or at the end of a sentence, in addition to allowing for a varying number of words before and after for a scenario where the word is towards the end of the text.

Although this is mostly the same with the answer by @nfmcclure, I prefer using stringr package as it provdies a set of functions whose names are most consistent and descriptive than those in base R (in fact I always google for "how to get the number of characters in …

stringr package provides good string functions. To search for a string (ignoring case) one could use stringr::str_detect('TOYOTA subaru',ignore.case('toyota')) This works but gives warning Pl...

stringr package using str_detect - Search for one word and exclude word 1 Regular expression to search for whole phrases and single words at the same time in str_detect()

2018年9月19日 · I want to remove parentheses and brackets from a string. I got the required result, however looking for more compact method.

2017年7月14日 · With stringr and dplyr you can do this.. You should use filter_all from dplyr >= 0.5.0.. I have extended the data to have a better look on the result: