The following are new extensions added (by default)
as of PHP 5.2.0:
- Filter – validates and filters
data, and is designed for use with insecure data such as user
input. This extension is enabled by default; the default mode RAW
does not impact input data in any way.
(JSON) data interchange format. This extension is enabled by
- Zip – enables you to transparently read or write
ZIP compressed archives and the files inside them.