Examining the FFI Class

Explore how to utilize PHP 8's Foreign Function Interface (FFI) class for calling C functions directly. Understand the four categories of FFI methods, including creational, comparison, informational, and infrastructural types. Learn to create and manage FFI data types, which are essential for working with custom PHP extensions and troubleshooting extension issues.

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Working with FFI creational methods

Not every developer has a need to use the FFI extension. Having direct experience with the FFI extension deepens our understanding of the internals of the PHP language, and this deepened understanding can have a beneficial impact on the career of a PHP developer: it’s quite possible that at some point in the future, you will be employed by a company that has developed a custom PHP extension. Knowing how to operate the FFI extension in this situation allows you to develop new features for a custom PHP extension, as well as to help you ...

1.Introduction

2.Section 1: PHP 8 Tips

3.Introducing New PHP 8 OOP Features

4.PHP 8's Functional Additions

5.Taking Advantage of Error-Handling Enhancements

6.Making Direct C Language Calls

7.Section 2: PHP 8 Tricks

8.Discovering Potential OOP Backward-Compatibility Breaks

9.Understanding PHP 8 Functional Differences

10.Avoiding Traps When Using PHP 8 Extensions

11.Learning about PHP 8's Deprecated or Removed Functionality

12.Section 3: Best Practices

13.Mastering PHP 8 Best Practices

14.Improving Performance

15.Migrating Existing PHP Apps to PHP 8

16.Creating PHP 8 Applications Using Asynchronous Programming

17.Conclusion

Examining the FFI Class