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 which …
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 input argument.
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?
Piping a bash variable into awk and storing the output
Piping a bash variable into awk and storing the output Asked 15 years, 9 months ago Modified 10 years ago Viewed 58k times
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 contains other …
cut or awk command to print first field of first row
Mar 5, 2014 · awk '{ print; exit }' … in a slightly less verbose manner. For a single line print, it's not even worth it to set FS to skip the field splitting part. using that concept to print just 1st row 1st field :
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 command into another …
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?
BEGIN and END blocks in awk - Stack Overflow
Nov 3, 2020 · I am using the awk command in terminal on my Mac. I want to print the contents of an already existing file and give a title to each column which i'll separate using a tab then I want to send …
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.