Description:

The uopz extension exposes Zend engine functionality normally used at
compilation and execution time in order to allow modification of the
internal structures that represent PHP code.

It supports the following activities:
- Overloading some Zend opcodes including exit/new and composure
opcodes
- Renaming functions and methods
- Deletion of functions and methods
- Copying of functions and methods
- Redefinition of constants
- Deletion of constants
- Runtime composition and modification of classes

Note: All of the above activities are compatible with opcache,
including overloading ZEND_EXIT