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Index
Title Page
Table of Contents
Preface
Who is this book for
Contents
Other resources
Acknowledgements
Getting Started with PHP 7
Ubuntu 14.04 and 16.04+
Debian 8 & 9
Debian 6 & 7
CentOS / RHEL
Mac OS X
Windows
phpbrew
Docker
Vagrant Image
Build from Source
Part 1 - New Features
Chapter 1: Scalar Type Hints
Chapter 2: Return Type Declarations
Chapter 3: Combined Comparison (Spaceship) Operator
Chapter 4: Null Coalesce Operator
Chapter 5: Unicode Codepoint Escape Syntax
Chapter 6: Anonymous Classes
Chapter 7: Group Use Declarations
Chapter 8: Closure call Method
Chapter 9: Generator Return Expressions
Chapter 10: Generator Delegation
Chapter 11: Reliable User-land CSPRNG
Chapter 12: Integer Division
Chapter 13: preg_replace_callback_array
Chapter 14: IntlChar Class
Part 2 - Language Changes & Improvements
Chapter 15: Performance
Chapter 16: Language Consistency
Chapter 17: Semi-Reserved Words
Chapter 18: Error Handling and Exceptions
Chapter 19: Expectations
Chapter 20: Array Constants in define()
Chapter 21: Filtered unserialize()
Chapter 22: session_start Options
Chapter 23: Reflection Enhancements
Chapter 24: Integer Semantics
Chapter 25: Division By Zero Semantics
Chapter 26: JSON Library
Chapter 27: Behavior Changes to foreach
Chapter 28: Behavior Changes to list
Chapter 29: Parameter Handling Changes
Chapter 30: Custom Session Handler Return Values
Chapter 31: Errors on Invalid Octal Literals
Part 3 - Deprecations & Removals
Chapter 32: Deprecation of PHP 4 Constructors
Chapter 33: Deprecation of Salt Option for password_hash()
Chapter 34: Removal of Previously-Deprecated Features
Chapter 35: Removal of Alternative PHP Tags
Chapter 36: Reclassification and Removal of E_STRICT Notices
Chapter 37: Removal of Multiple Defaults in Switches
Chapter 38: Removal of Numeric Hexadecimal String Support
Chapter 39: Removal of Dead SAPIs and Extensions
Chapter 40: Removal of the date.timezone Warning
Appendix - Backward Compatibility Breaks
Language Changes
Standard Library Changes
Other Changes
Notes
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