Hi, this is my first post in this forum and I am new to Ra. I am desperately seeking for help.
There is a data frame given in which I want to replace some values like following: Existing data frame: q_1_SQ009 1 4 2 <NA> 3 3 4 2 5 5: Stimme voll und ganz zu 6 4 7 4 8 2 9 1: Stimme überhaupt nicht zu Wanted data frame: q_1_SQ009 1 4 2 0 3 3 4 2 5 5 6 4 7 4 8 2 9 1 This means that every "<NA>", "5: Stimme voll und ganz zu" and "1: Stimme überhaupt nicht zu" shall be replaced by 0, 5, 1 I beg you all for any help.... please Many thanks in advance Robert -- View this message in context: http://r.789695.n4.nabble.com/How-to-replace-strings-in-data-frames-by-condition-tp4712469.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.