Find

Find things on a filesystem

find <directory> -type f -name '<spec>'

find file in and below <directory> that match <spec>. Type f is for files, d for directory's, no type finds all.

find <directory> -type f -name '<spec>' -exec <command> {} \;

For each file found execute <command> {} represents the found file. NOTE!! Do not forget the \; at the end.

find <directory> -type f -name '<spec>' -mtime 1

Find files modified 1 day ago (between 24 and 48 hours).

Negative numbers find all files modified max 1 day ago.

Positive numbers (explicitly signed with +) find all files at modified at least 1 day ago.

-mmin counts minutes instead of days.

find <directory> -type f -name '<spec>' -printf '%T@ %p\n'

Print the files modification times in epoch (seconds since Jan 1, 1970) and the filename. Can be used e.g. to find the last files modified (with sort -n and tail)