awk extended pattern matching (embedding pattern matching in actions for already matched strings) [closed]
I want handle strings of the form: PREFIX_TYPE_N,DATA So, does the *awk (gawk, mawk, nawk) support including pattern matching in the action for already matched string? Something like this (of ...
I have a regex I stuck in my .gitignore similar to: (Big|Small)(State|City)-[0-9]*\.csv It didn't work so I tested it against RegexLab.NET. I then found the gitignore man page which led me to ...
Is there a regular expression for the following that matches characters in a character set but only once? In other words, once a character is found, remove it from the set. If grep cannot do this, ...