PHP 8 Quick Scripting Reference (PDF)

This pocket reference has been updated with the new PHP 8 release. It is a condensed, code-rich scripting and syntax handbook for the PHP scripting language. You won't find any technical jargon, bloated samples, drawn-out history lessons or witty stories in this book. What you will find is a web scripting language reference that is concise, to the point, and highly accessible. The book is packed with useful information and is a must-have for any PHP programmer or web developer. In it, you will find a concise reference to the PHP 8 scripting language syntax. It includes short, simple, and focused code examples; a well-laid-out table of contents; and a comprehensive index allowing easy review.

PHP 8 Quick Scripting Reference presents the essentials of PHP in a well-organized format, including new features in PHP 8 such as the just in time (JIT) compiler, union types, nullsafe operator, null coalescing assignment operator, match expressions, named arguments, throw expressions, static return type, non-capturing catches, reclassified engine warnings and constructor property promotion.

You will:

• Discover what is new in PHP 8 and how to get started with it
• Work with variables, operators, strings, arrays, conditionals, loops, and other constructs
• Group and reuse code with functions, methods, and namespaces
• Use object-oriented features such as classes, inheritance, abstract classes, and interfaces
• Import files and retrieve user data
• Make use of type declarations and type conversions
• Test variables, create references, and use overloading methods
• Store user data with cookies and sessions
• Deal with errors through error handling, exception handling, and assertions