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Home/ Questions/Q 43193
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Asked: May 10, 20262026-05-10T15:27:24+00:00 2026-05-10T15:27:24+00:00

I need to diff two log files but ignore the time stamp part of

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I need to diff two log files but ignore the time stamp part of each line (the first 12 characters to be exact). Is there a good tool, or a clever awk command, that could help me out?

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  1. 2026-05-10T15:27:25+00:00Added an answer on May 10, 2026 at 3:27 pm

    Depending on the shell you are using, you can turn the approach @Blair suggested into a 1-liner

    diff <(cut -b13- file1) <(cut -b13- file2) 

    (+1 to @Blair for the original suggestion 🙂

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