<pre># date -d @1221256800 "+%Y-%m-%d %T" 2008-09-13 00:00:00 </pre> <h2 id="convert-a-date-yyyymmdd-to-unix-timestamp">Convert a date (YYYYMMDD) to unix timestamp</h2> <pre># date -d "20080913" +%s 1221256800 </pre><blockquote> </blockquote>