3 seconds \- convert human-readable date (and time) to seconds since epoch
10 prints the number of seconds since 1 Jan 1970
11 corresponding to one or more human-readable
18 it will usually be necessary to enclose it in quotes.
21 accepts a somewhat wider range of input than just output from
23 The main requirement is that the date must be fully specified,
24 with a day of month, month and year
26 The month must be an English name (or abbreviation),
27 not a number, and the year must contain 4 digits.
28 Unambiguous time-zone names are understood (i.e., not
30 or time zones may be written as
34 Print the names of all files under
36 modified since the start of 23 May 2011.
39 du -ta | awk '$1 >= '^`{seconds '23 may 2011'}^' {print $2}'
47 All-numeric dates, popular in the USA, are simply ambiguous,
48 more so if the year is truncated to 2 digits.