• HELLO WORLD
• Hello World, Again (with HTML)
• Variables
• Constants
• Predefined variables
• Types of variables
• Operators
• Arithmetic
• Assignment
• Logical
• Comparison
• Conditional statements and loops
• Conditional statements
• If
• Switch
• Loops
• For loops
• Foreach loops
• While loops
• Do-while loops
• Simple Backdoor in PHP
• Email flooder in PHP
• Image bugs