strftime Format Specifiers (Continued): AM/PM, Time, Seconds, Epoch Time, Weeks, Weekdays, and National Representations

37th chunk of `doc/src/sgml/ecpg.sgml`

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 replaced by the hour (12-hour clock) as a
           decimal number (1&ndash;12); single digits are preceded by a blank.
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%M</literal> - is replaced by the minute as a decimal
           number (00&ndash;59).
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%m</literal> - is replaced by the month as a decimal number
           (01&ndash;12).
          </para>
         </listitem>
         <listitem>
          <para>
          <literal>%n</literal> - is replaced by a newline.
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%O*</literal> - the same as <literal>%E*</literal>.
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%p</literal> - is replaced by national representation of
           either <quote>ante meridiem</quote> or <quote>post meridiem</quote> as appropriate.
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%R</literal> - is equivalent to <literal>%H:%M</literal>.
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%r</literal> - is equivalent to <literal>%I:%M:%S
           %p</literal>.
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%S</literal> - is replaced by the second as a decimal
           number (00&ndash;60).
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%s</literal> - is replaced by the number of seconds since
           the Epoch, UTC.
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%T</literal> - is equivalent to <literal>%H:%M:%S</literal>
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%t</literal> - is replaced by a tab.
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%U</literal> - is replaced by the week number of the year
           (Sunday as the first day of the week) as a decimal number (00&ndash;53).
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%u</literal> - is replaced by the weekday (Monday as the
           first day of the week) as a decimal number (1&ndash;7).
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%V</literal> - is replaced by the week number of the year
           (Monday as the first day of the week) as a decimal number (01&ndash;53).
           If the week containing January 1 has four or more days in the new
           year, then it is week 1; otherwise it is the last week of the
           previous year, and the next week is week 1.
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%v</literal> - is equivalent to
           <literal>%e-%b-%Y</literal>.
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%W</literal> - is replaced by the week number of the year
           (Monday as the first day of the week) as a decimal number (00&ndash;53).
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%w</literal> - is replaced by the weekday (Sunday as the
           first day of the week) as a decimal number (0&ndash;6).
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%X</literal> - is replaced by national representation of
           the time.
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%x</literal> - is replaced by national representation of
           the date.
          </para>
         </listitem>
         <listitem>
          <para>
           <literal>%Y</literal> - is replaced by the

Title: strftime Format Specifiers (Continued): AM/PM, Time, Seconds, Epoch Time, Weeks, Weekdays, and National Representations

Summary

This section continues the list of format specifiers for the `strftime` function, detailing specifiers for AM/PM representation, time formats (`%R`, `%r`, `%T`), seconds, seconds since the Epoch, tab character, week numbers (with Sunday or Monday as the first day of the week), weekday numbers, week number according to ISO 8601, combined date format, and national representations of time and date.