PHP Tutorial Data Types

Introduction

1. PHP Data Types
2. PHP Boolean
3. PHP Integer
4. PHP Float
5. PHP Data Type Cast
6. PHP Automatic Type Conversion
7. PHP Super globals
8. PHP References
9. PHP Constants
10. PHP String
11. PHP Single vs double quotation string
12. PHP String Escape Sequences
13. PHP Variable substitution in String
14. PHP String Element

Example

1. Check if a constant exists in PHP
2. Define a case-insensitive constant in PHP
3. Define a case-sensitive constant in PHP
4. Return the value of a constant in PHP