H1 PHP basics
Syntax
Anatomy of a PHP script
Data types
Variables
Constants
Operators
Control structures
Namespaces
H2 Functions
H3 Strings and Patterns
Display an asterisk
Variable interpolation
Heredoc nowdoc syntax
Escaping literal values
Working with Strings
Comparing, Searching and Replacing Strings
Formatting Strings
H4 Array operations
H5 Web Programming
H6 Files, Streams, and Network Programming
H6.1 Reading files with file handles
H6.2 Detecting end-of-file
H6.3 Reading CSV files
H6.4 Accessing network resources as files
H6 Just some functions
H7 Database Programming
H8 Data Formats and Types
H8.1 JSON encoding/decoding
H8.2 Dates and times
H8.3 Extensible Markup Language
H8.4 SimpleXML
H8.5 DOM
H9 OO Programming in PHP
H9.1 OOP fundamentals
H9.2 Class Methods and Properties
H9.3 Constants, Statics en Props
H9.4 Interfaces and Abstract classes