csvgrep:tldr:7b34d

csvgrep: Find rows in which columns 3 or 4 match a certain regular expression.

csvgrep

$ csvgrep -c ${3,4} -r ${regular_expression} ${data-csv}

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The command "csvgrep" is a command-line tool used to filter and search data in a CSV (Comma-Separated Values) file. Here's the breakdown of the command and its arguments:

"csvgrep": The name of the command itself.
"-c ${3,4}": This option specifies the columns to be searched. ${3,4} represents columns 3 and 4. The command will search for the provided regular expression only in these columns.
"-r ${regular_expression}": This option specifies the regular expression that will be used for the search. A regular expression is a sequence of characters that defines a search pattern. The command will search for this pattern in the specified columns.
"${data-csv}": This is the file name or path of the CSV file that contains the data. The command will search and filter data from this file.

To summarize, the command "csvgrep -c ${3,4} -r ${regular_expression} ${data-csv}" searches for and filters data in columns 3 and 4 of a CSV file. It does the search based on the provided regular expression.

This explanation was created by an AI. In most cases those are correct. But please always be careful and never run a command you are not sure if it is safe.

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