arrayiterator

SPL provides multiple iterator classes that provide iterative access, filtering data, caching results, and controlling paging. , because PHP is always growing, I try to list all of the iteration classes in SPL. Some of the following iterator classes

One: What is an iteratorThe process of iterating through a linked list or an element in an array in a uniform way is called iterative traversal, which we call an iterator.II: Arrayiterator iterators1:iterator interfaceIterators in PHP are defined by

Php spl can be seen in many frameworks and MVC. php spl accounts for a large proportion in many practical applications. Two-Way linked list Push (1); $ obj-> push (2); $ obj-> push (3); $ obj-> unshift (10 ); // unshifit occupies the last

PHPSPL can be seen in many frameworks and MVC. PHPSPL accounts for a large proportion in many practical applications. php spl can be seen in many frameworks and MVC, php spl accounts for a large proportion in many practical applications. Two-Way

Arrayobject is to convert an array of arrays of objects, this article mainly to share with you arrayobject instructions, I hope to help everyone. code example $arrayobject = new Arrayobject ($array);//Constructs a Arrayobject object for ($iterator =

PHP SPL can be seen in many frameworks and MVC, and PHP SPL accounts for a large proportion of the actual applications. Doubly linked list push (1), $obj->push (2), $obj->push (3); $obj->unshift (10);     Unshifit takes the last element of the

PHP SPL can be seen in many frameworks and MVC, and PHP SPL accounts for a large proportion of the actual applications. Doubly linked list push (1), $obj->push (2), $obj->push (3); $obj->unshift (Ten) ; Unshifit Replace the header $obj->rewind ()

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There are several predefined interfaces in PHP, more commonly used four interfaces (iteratoraggregate (aggregated aggregate iterator iterator),countable, Arrayaccess,iterator) to give you a detailed introduction. Iteratoraggregate (aggregated

Introduction in PHP has several predefined interfaces, but also useful     iteratoraggregate (aggregated aggregate iterator iterator) Iteratoraggregate extends traversable {Abstract public traversable getiterator (void)} This interface implements a