my $fmt = "%-7s %-@{[max map length, keys %$hash]}s ";

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Definitely adding this to my snippet file! But I've never seen this syntax before. What is triggering the code evaluation of max(...) here?

In reply to Re^4: Check if key exist in hash but not exact match by ibm1620
in thread Check if key exist in hash but not exact match by Anonymous Monk

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