Overview
-
Learn about the new features, improvements, and changes in PHP 7, including type declarations, new operators, and anonymous classes.
Syllabus
-
Introduction
- Welcome
- About PHP 7
- How to upgrade to PHP 7
- Better performance
- Scalar type declarations
- Return type declarations
- Combined comparison operator
- Null coalescing operator
- Anonymous classes
- Arrays as constants
- Unicode codepoint escape syntax
- Uniform variable syntax
- Catchable exceptions and errors
- Integer division with intdiv()
- Filtered unserialize()
- Grouped imports with use()
- Less frequently used improvements
- PHP 4 constructors
- Alternative PHP tags
- Time zone warnings
- PHP 5 deprecations
- Next steps
