PHP Essentials
From Techotopia
- The History of PHP
- An Overview of PHP
- Creating a Simple PHP Script
- Commenting PHP Code
- An Introduction to PHP Variables
- Understanding PHP Variable Types
- PHP Constants
- PHP Operators
- PHP Flow Control and Looping
- PHP Functions
- PHP Arrays
- How to Create a PHP Array
- Accessing Elements in a PHP Array
- Creating an Associative Array
- Accessing Elements of an Associative Array
- Accessing Elements in a Multidimensional PHP Array
- Using PHP Array Pointers
- Changing, Adding and Removing PHP Array Elements
- Looping through PHP Array Elements
- Replacing Sections of an Array
- Sorting a PHP Array
- Sorting Associative Arrays
- Getting Information About PHP Arrays & other Array Functions
- Summary
- Working with Strings and Text in PHP
- Changing the Case of a PHP String
- Converting to and from ASCII Values
- Printing Formatted Strings in PHP
- PHP printf formatting specifiers
- Finding the Length of a PHP String
- Converting a String into a PHP Array
- Removing Leading and Trailing Whitespace from a PHP String
- Comparing Strings in PHP
- String Comparison Functions Return Value
- Accessing and Modifiying Characters in String
- Searching for Characters and Substrings in a PHP String
- Extracting and Replacing Substrings in PHP
- Replacing All Instances of a Word in a PHP String
- PHP, Filesystems and File I/O
- Working with Directories in PHP
- An Overview of HTML Forms
- PHP and HTML Forms