8 Powerful Awk Built-in Variables – FS, OFS, RS, ORS, NR, NF, FILENAME, FNR

8 Powerful Awk Built-in Variables: "Linux Awk Tutorial - Awk Built-in Variables ExamplesThis article is part of the on-going Awk Tutorial Examples series. Awk has several powerful built-in variables. There are two types of built-in variables in Awk."