linux - using awk with column value conditions - Stack Overflow
I'm learning awk from The AWK Programming Language and I have a problem with one of the examples. If I wanted to print $3 if $2 is equal to a value (e.g.1), I was using this command …
bash - not equal to operator with awk - Stack Overflow
Sep 9, 2016 · I am not sure what wrong I am doing but I am certainly making some mistake with my awk command. I have two files, fileA contains names FileA Abhi Roma GiGi KaKa FileB …
Piping a bash variable into awk and storing the output
Piping a bash variable into awk and storing the output Asked 15 years, 8 months ago Modified 10 years ago Viewed 58k times
AWK: Access captured group from line pattern - Stack Overflow
Jun 29, 2018 · If I have an awk command pattern { ... } and pattern uses a capturing group, how can I access the string so captured in the block?
How can I pass variables from awk to a shell command?
Dec 18, 2013 · I am trying to run a shell command from within awk for each line of a file, and the shell command needs one input argument. I tried to use system(), but it didn't recognize the …
What are NR and FNR and what does "NR==FNR" imply?
In Awk: FNR refers to the record number (typically the line number) in the current file. NR refers to the total record number. The operator == is a comparison operator, which returns true when …
shell - How to print lines between two patterns, inclusive or …
I have read How to select lines between two marker patterns which may occur multiple times with awk/sed but I am curious to see all the possible combinations of this, either including or …
Print the last line of a file, from the CLI - Stack Overflow
Apr 22, 2020 · This answer pipes the entire contents of the file to awk for filtering out everything but the last line. The other answer of tail -n 1 file makes more sense.
String comparison in awk - Stack Overflow
Aug 16, 2018 · I need to compare two strings in alphabetic order, not only equality test. I want to know is there way to do string comparison in awk?
bash - Can I use awk within awk in UNIX? - Stack Overflow
BTW the short answer is yes, you could use system() to run an AWK command within an AWK script, or since you tagged bash, maybe you're trying to embed the output of one AWK …