For example,
strings <- c("aaaa", "bbbb","ccba").
How to get "aaaa", "bbbb" that do not contain "ba" ?
_________________________________________________________________
[[alternative HTML version deleted]]
______________________________________________
[email protected] mailing list
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.

