use of iterator

1.an iterator (iterator) is a data type that examines the elements within a container and iterates through the elements. (1) Each container type defines its own iterator type, such as vector:Vector::iterator ITER; This statement defines a variable

Java (article 30) ----- Iterator, java ----- iterator Iteration is no stranger to Java. We often use the iterative interfaces provided by JDK to iterate Java sets. Iterator iterator = list.iterator(); while(iterator.hasNext()){

Iterator and AVAIterator in AVA Iterator pattern (Iterator pattern) I. Introduction iteration is a perfect concept for Java beginners. We often use the iterative interface provided by JDK to traverse java collections: Iterator it = list. iterator ();

Understand the iterator in C ++ STL step by step "Pointer" is no stranger to all C/C ++ programmers. When we access the malloc function in C language and the new function in C ++, we also know that the two functions return a pointer, which points

Design Mode-iterator ModeOverview In software development, we often need to use aggregate objects to store a series of data. Aggregation objects have two responsibilities: one is to store data, and the other is to traverse data. From the perspective

1. an iterator (iterator) is a data type that examines the elements within a container and iterates through the elements. (1) Each container type defines its own iterator type, such as vector:Vector::iterator ITER; This statement defines a variable

Reprint to: http://blog.csdn.net/wangshihui512/article/details/9791517iterator invalidation: Typical iterator invalidation.First, for vectors, the add and delete operations may invalidate some or all of the iterators in the container. Then why does

Definition:Provides a method to access each element in a container object without exposing the internal details of the object. Type:Behavior mode Class diagram: If you want to ask the most common mode in Java, the answer is not the singleton mode,

vector Container Vectors are a collection of objects of the same type, each with a corresponding integer index value. As with string objects, the standard library is responsible for managing the associated memory of the storage element. We refer to

C ++ Primer study note _ 48_STL analysis (3): The type of iterator, iterator, common container members, and iterator failure 1. iterator 1. The iterator is a generic pointer. Use the *,->, ++, --, and other operators (1) A normal pointer can point