WebWith stringr, it is also possible to use a pattern like str_extract_all (a, " (?s) (?<=STR1\\s {0,1000}).*? (?=\\s*STR2)") (though for some reason the space is still included in the … WebMar 3, 2015 · split the string using strsplit (). Use setdiff () to compare the elements Wrap in a reducing function Try this: Reduce (setdiff, strsplit (c (a, b), split = "")) [1] "H" "d" Share Improve this answer Follow answered Mar 3, 2015 at 14:44 Andrie 175k 47 442 493 do.call (setdiff, strsplit (c (a, b), split = "")) will be probably more efficient
Extract text between certain symbols using Regular Expression in R
WebExtracting part of the string from between two strings Let's say I have in my dataframe a column, which can be created with this code df <- data.frame (x = c ( "ABC-G-P", "DE-H-P", "GHI-G-RP")) And from each row I want to extract whatever is between the two dashes (" - "), so in this case my output should be [1] G [2] H [3] G How would I do it? WebNov 6, 2024 · While dealing with text data, we sometimes need to extract values between two words. These words can be close to each other, at the end sides or on random sides. If we want to extract the strings between two words then str_extract_all function of stringr package can be used. Loading stringr package − library (stringr) Example1 scooby doo 1 online
Using Stringr and Regex to Extract Features in R Towards Data …
WebJun 18, 2015 · Extracting a String Between 2 Characters in SAS. I will write a macro program called %getstr (). It will accept a data set and the string variable as inputs, and … WebSep 7, 2016 · 1 Answer Sorted by: 6 We can use gsub to match one or more characters ( .*) followed by a _ followed by a lower case letter ( [a-z]) or a _ followed by one or more numbers ( \\d+) until the end ( $) of the string and replace it with blanks ( "" ). gsub (".*_ [a-z] _\\d+$", "", str1) # [1] "1_QC1" "3_QC1" Web1) Introduction of Example Data. 2) Example 1: Return All Characters Inside Parentheses Using gsub (), regmatches () & gregexpr () 3) Example 2: Return All Characters Inside … scooby doo 13th ghost movie