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This article mainly introduces "what is php spl". In daily operation, I believe many people have doubts about what is php spl. The editor consulted all kinds of materials and sorted out simple and easy-to-use methods of operation. I hope it will be helpful for you to answer the doubts about "what is php spl?" Next, please follow the editor to study!

1. The English full name of php spl is Standard PHP Library, which refers to the standard PHP class library.

2. The content mainly includes data structure class, iterator, exception class, SPL function, and provides a series of interfaces.

The content mainly includes data structure class, iterator, exception class, SPL function, and some interfaces.

Data structure category mainly includes stack, queue, heap, array and other basic data structures, php has been encapsulated for you, if you want to do data processing can be used directly, very convenient.

Iterators are a new feature of php and are flexible to use in oop, for example, to traverse an array of objects.

Exception class is mainly to encapsulate some common exceptions and make an interface, popular will be to have a template format, you can expand according to his requirements.

There is a very important thing in the SPL function, spl_autoload_register (), which is used in oop to implement automatic loading.

Other interfaces, such as SplObserver, are convenient to implement the observer mode with the built-in interface php.

Standard PHP Library (PHP standard library, a framework that comes with PHP5 after compilation) provides a series of interfaces (interface) and class libraries (classes) to solve some common problems in Web development.

At this point, the study of "what is php spl" is over. I hope to be able to solve your doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!

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