From perlfunc:

-M Script start time minus file modification time, in days.
-A Same for access time.
-C Same for inode change time (Unix, may differ for other platforms)

Note: in days.

DWIM is Perl's answer to Gödel

In reply to Re: Perl File-Test Operators by GrandFather
in thread Perl File-Test Operators by gyasuda

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