Userspace Superglobals | Startup, Shutdown, and a Few Points in Between

Table of contents:

Summary

Summary

You encountered several newyet familiarconcepts through the course of this chapter including the internal notion of a thread-safe global variable, and how to expose userspace utilities such as constants, pre-initialized variables, and superglobal variables. In the next chapter, you'll discover how to declare and resolve php.ini values and even tie them to the internal thread-safe global structures you just set up.

The PHP Life Cycle

Variables from the Inside Out

Memory Management

Setting Up a Build Environment

Your First Extension

Returning Values

Accepting Parameters

Working with Arrays and HashTables

The Resource Data Type

PHP4 Objects

PHP5 Objects

Startup, Shutdown, and a Few Points in Between

INI Settings

Accessing Streams

Implementing Streams

Diverting the Stream

Configuration and Linking

Extension Generators

Setting Up a Host Environment

Advanced Embedding

Appendix A. A Zend API Reference

Appendix B. PHPAPI

Appendix C. Extending and Embedding Cookbook

Appendix D. Additional Resources