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PHP 5 Power Programming by Derick Rethans, Stig Sæther Bakken, Andi Gutmans

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9.1. Introduction

The previous chapters covered the most widely used extensions. This chapter presents other valuable mainstream extensions. The first section describes a group of functions that are part of the core PHP, not a separate extension. The remaining sections discuss several popular and useful extensions that are not part of the core PHP.

After you finish reading this chapter, you will have learned

  • Open, read, and write local and remote files

  • Communicate with processes and programs

  • Work with streams

  • Match text, validate input text, replace text, split text, and other text manipulations using regular expressions with PHP functions

  • Handle parsing and formatting dates and times, including DST issues

  • Build images with the GD extension

  • Extract ...

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