# Php 5 & Php 4

**URL:** <https://forum.kirupa.com/t/php-5-php-4/44795>\
**Category:** programming\
**Created:** [March 8, 2004, 12:15am UTC](https://forum.kirupa.com/t/php-5-php-4/44795 "2004-03-08T00:15:00Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![my3brs](https://avatars.discourse-cdn.com/v4/letter/m/0ea827/32.png) [@my3brs](https://forum.kirupa.com/u/my3brs)\
**Post date:** [March 8, 2004, 12:15am UTC](https://forum.kirupa.com/t/php-5-php-4/44795/1 "2004-03-08T00:15:00Z")

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I use php 4 but what is the difference between 5 and 4? I heard 5 doesn’t work with mysql only xml.

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**Author:** ![system](https://canada1.discourse-cdn.com/flex011/uploads/kirupa/original/3X/6/2/621e5c11736f46532526e61be85940af4230f3e5.png) [@system](https://forum.kirupa.com/u/system)\
**Post date:** [March 13, 2004, 4:08pm UTC](https://forum.kirupa.com/t/php-5-php-4/44795/2 "2004-03-13T16:08:36Z")

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[PHP.net](http://PHP.net):  
SQLite has been bundled with PHP

Is this not a suitable substitute for mysql ?