awk – text processing and data extraction

awk is a text processing and data extraction/manipulation tool that takes text file or standard input and produces processed output.

Here are some of the most common tasks awk can help with:

• extract specific data fields (portions of text line) based on awk field separators
• calculate number of processed or skipped lines
• calculate number of fields in a line of text
• complete basic calculations with felds of data extracted from text
• reformat data to match expected data fields format
• reorder data fields

See Also

• Advanced Unix commands
• awk delimiter
• awk field separator
• Review latest logs with tail and awk
• Unix Commands