Comparison of PHP4 and PHP5 configurations under different systems _php tutorials

1. Php4ts.dll and Php5ts.dll
This file will be copied to the Apache Bin directory or under the system directory.

2. httpd.conf File Loading module
Examples are as follows:
# for PHP4 + apache1.x.xx
LoadModule Php4_module D:/www/webserver/php4/sapi/php4apache.dll
AddType application/x-httpd-php. php

# for PHP4 + apache2.x.xx
LoadModule Php4_module D:/www/webserver/php4/sapi/php4apache2.dll
AddType application/x-httpd-php. php

# where D:/WWW/WEBSERVER/PHP4 is the directory where PHP is located.

# for PHP5 + apache1.x.xx
LoadModule Php5_module D:/www/webserver/php5/php5apache.dll
AddType application/x-httpd-php. php

# for PHP5 + apache2.x.xx
LoadModule Php5_module D:/www/webserver/php5/php5apache2.dll
AddType application/x-httpd-php. php

# where D:/WWW/WEBSERVER/PHP5 is the directory where PHP is located.

3. Different ways to load MySQL

In PhP4 and previous versions, MySQL was integrated in PHP;
In the PHP5 (including beta) version, MySQL is loaded as a module and needs to be set php.ini to load, for example
Extension_dir = "d:/www/webserver/php5/ext/"
Extension=php_mysql.dll

In addition, PHP4,PHP5 need the system directory of Libmysql.dll support, if the wrong version, even if you set the correct extension_dir and Php_mysql.dll parameters, will also cause Apache boot time prompt phpp_ Mysql.dll the error that could not be found.

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