-M looks at the mtime (modification time), and subtracts $^T (see perlvar). A better choice might be -C, which looks at ctime (inode change time). Still, that too just looks at the last time you changed something about the file "metadata": creation, permissions, and the like.
In reply to Re: Re: -M
by ariels
in thread del files that is 7 days or older
by Anonymous Monk
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