deep dive NR and FNR in linux awk command

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Welcome to this tech deep dive: deep dive NR and FNR in linux awk command

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Scene 2: deep dive NR awk command

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deep dive NR awk command

Scene 3: Mastering awk and NR: Unlocking the Power of Line Processing in Linux

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Mastering awk and NR: Unlocking the Power of Line Processing in Linux

In the world of Linux system administration and Site Reliability Engineering (SRE), efficient text processing is essential. One of the most powerful tools for this is awk, and at the heart of its capabilities is the NR variable. This guide explores how to leverage NR for advanced text processing, log analysis, and automation.

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Scene 5: Understanding NR in awk

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Understanding NR in awk

NR (Number of Records) is a built-in awk variable that represents the current line number being processed. It starts at 1 and increments with each new line of input.

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Scene 7: Basic Usage of NR

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**Basic Usage of NR**

To print each line along with its line number:

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awk '{print NR, $0}' file.txt

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