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updating packages, 314
using packages, 314–318
percent sign (%), 77, 90
performance, Zend engine and, 17
period (.), 85, 134
period, equal sign (.=), 85
Perl-compatible regular expressions,
extension for, 304
PHP (Personal Home Page)
applications of, 10–13, 14–15
configuring, 29–30, 32, 343–345, 349–352
definition of, 9, 10, 14–15
extensions to, 304–318
features of, 10, 17, 303
information about, displaying, 42
installing, 26–27, 333–338, 339–341,
345–349
JavaScript and, 11, 12, 244–246
mailing lists, 17, 25, 30, 327–328
program names for, 17
system requirements for, 3, 19
technical support, 10, 16–17, 30
testing, 27–30
updating, 16–17
version 4.x, 18, 22
version 5, 17
version requirements, 22, 27
Web site for, 10, 327
PHP & MySQL For Dummies(Valade),
203,265
PHP Beginners Web site, 328
PHP Builder Web site, 328
PHP CLI. SeeCLI
PHP Dev Center Web site, 329
PHP Editors Web site, 329
php-
file, 335
.php
file extension, 15, 21, 160
PHP files. Seescripts
PHP Hypertext Preprocessor. SeePHP
php
program, 17, 41, 42, 342
PHP scripts. Seescripts
<?php...?>
tags, 38–39
php5.0.0-win32.zip
file, 349
php5ts.dll
file, 31, 349
php500-installer.exe
file, 346
php-cgi
program, 17, 27, 29, 31, 342
PHPEdit software, 34
php.exe
file, 17, 31
phpinfo
function, 28, 42, 125, 304, 370
php.ini
file
activating extensions in, 305
definition of, 32
editing, 32
location of, 42, 342, 343, 350
restarting server after changing, 69
setting error level in, 68–69
setting for long arrays in, 123
setting include directory in, 161
setting outgoing mail server in, 298
setting session save path in, 232
setting sessions automatically
starting,233
setting temporary upload directory in,
239–240
setting up database support, 264–265
setting whether session ID is passed, 233,
236–237
php.ini-dist
directory, 343
php.ini-dist
file, 350
PHPMac Web site, 329
$PHPSESSID
variable, 232, 235, 236–237
PHPUnit package, 309
phpversion
function, 370
.phtml
file extension, 15, 21
piping output from system command, 287
Pitts, Natanya (HTML 4 For Dummies), 3, 204
platforms. Seeoperating systems
plus, equal sign (+=), 78
plus sign (+), 77, 135
plus sign, double (++), 78
pointers, traversing an array using, 108–109
polymorphism, not supported, 181
$_POST
built-in array, 124, 211
POST method, 211–212
post variables in, built-in array for, 124
PostgreSQL databases, 12, 260, 263, 343
pow
function, 368
<pre>
tag, 101
prev
function, 108, 357
print
function, 372
Printer extension, 308
printf
function, 80, 89–92, 372
print_r
function, 56, 66, 100, 376
privacy. Seesecurity
private methods or properties, 191–193
program editors, 32–33, 329
programs, running from PHP, 13
properties, 179, 182, 184–185, 191–193
387
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