convertion date

[eluser]Unknown[/eluser]
hello please how can i convert my date from this forma :
Wed Jul 06 2011 00:00:00 GMT+0200 (Central Europe Daylight Time)
to this :
Y-m-d

thanks for the help

[eluser]John_Betong_002[/eluser]
 
http://php.net/manual/en/function.date.php