Release Timeline
June 23, 2001 PHP 4.0.6
Dec. 10, 2001 PHP 4.1.0
Dec. 26, 2001 PHP 4.1.1
Feb. 27, 2002 PHP 4.1.2
Apr. 22, 2002 PHP 4.2.0
May 13, 2002 PHP 4.2.1
July 22, 2002 PHP 4.2.2
Soonish PHP 4.2.3
Afterish PHP 4.3.0
Next Yearish PHP 5.0