Filter csv file with AWK passing a variable in the regex
6750
Pass shell variable as a /pattern/ to awk
134669
How to extract a value from a string using regex and a shell?
93981
How to restrict awk math output to 2 decimal places
16750
Remove an array column from a CSV file
72733
How do I use shell variables in an awk script?
105573
Filter file by line number
138004
How can I use awk to (sometimes) remove the first character of a column?
52690
Splitting text files based on a regular expression
50542
Remove lines from file up to a pattern, unless the pattern doesn't exist
128484
How to filter string for unwanted characters using regex?
72945
Using jq to extract values and format in CSV
1451
How do I remove lines of a file which contain a specific string?
13433
Removing the first line of CSV file
81900
remove lines where a field's value is less than or equal to 3 - sed or awk?
86948
How to compare two column of two file and print not matching pattern with awk
28459
How do regular expressions differ from wildcards used to filter files
26063
How to use a variable inside a regular expression?