Core Extension

Standard Library (Core) contains:

Basic functions and methods:

1. String static methods in the php\lib\str class.
2. Methods for arrays, iterators in the php\lib\items class.
3. Utils methods in the php\lib\char, php\lib\bin, php\lib\num classes.

Functionality for lazy manipulation of iterables:

The php\util\Flow class.

Stream classes for files, http, ftp, memory, etc.

php\io\Stream is an abstract classes as an replacement for fopen, fwrite and other like functions.