PHP/Utility Function/putenv

Handling DST with zoneinfo

   <source lang="html4strict">

<?php putenv("TZ=America/Denver"); $summer = mktime(12,0,0,7,4,2008); print date("c", $summer) . "\n"; putenv("TZ=America/Phoenix"); print date("c", $summer) . "\n"; ?>

 </source>
   
  

Setting an environment variable

   <source lang="html4strict">

<?php putenv("ORACLE_SID=ORACLE"); ?>

 </source>