Foreword
For those of you new to PHP, let me begin with a brief recap. PHPstarted in late 1994 as a quick Perl hack written by Rasmus Lerdorf. Over the next two to three years it evolved into what we know today as PHP/FI 2.0. Zeev Suraski and Iintroduced a new parser in the summer of 1997 that led to PHP 3. At that time PHP syntax and semantics were formalized, thereby establishing a foundation for growth.
Today, PHP3 has established itself as one of the most popular Web scripting languages available. At the time of this Foreword, PHP has been installed on some 2 million Web servers. Its salient features include:
Very short development times
Platform independence
Multiple database support
PHP has risen to an even higher level. Featuring the use of ...
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