How to feed into an AWK program a series of field names and have the AWK program check files for the presence of the field name?

field-names.txt contains a list of field names:

How to feed into an AWK program a series of field names and have the AWK program check files for the presence of the field name?

field-names.txt contains a list of field names:

How to feed into an AWK program a series of field names and have the AWK program check files for the presence of the field name?

field-names.txt contains a list of field names:

How to feed into an AWK program a series of field names and have the AWK program check files for the presence of the field name?

field-names.txt contains a list of field names:

How to feed into an AWK program a series of field names and have the AWK program check files for the presence of the field name?

field-names.txt contains a list of field names:

How to print the unique field names in the first line of many files?

The first line of each file contains field names. There may be duplicates in the field names. I want to print only the unique field names. Here’s what I tried:

How to print the unique field names in the first line of many files?

The first line of each file contains field names. There may be duplicates in the field names. I want to print only the unique field names. Here’s what I tried:

Linux awk transliterate column base [closed]

Closed 2 days ago.

Linux awk transliterate column base [closed]

Closed 2 days ago.

Get columns from a line where there might be quotation preferrably but not necessarily in awk

I have data from ‘speedtest-cli’ that get gathered in a cronjob.