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
Definition: provides a way to access each element of an aggregation object sequentially without exposing the internal details of the object.
Type: object behavior pattern
class Diagram:
If you want to ask one of the most used patterns in Java, the
Definition: provides a way to access the elements of a container object without exposing the internal details of that object.Type: behavior class patternclass Diagram:
If you want to ask one of the most used patterns in Java, the answer is not a
One iterator interface An iterator is a design pattern that is an object that can traverse and select objects in the sequence, and the developer does not need to know the underlyingStructure. Iterators are often referred to as "lightweight" objects
Run: For (iterator it = O. getsons (). iterator (); it. hasnext ();){
R = (knowledgenode) it. Next ();
It. Remove (); // if it is changed to O. getsons (). Remove (r);, the concurrentmodificationexception will be thrown.
} An exception occurred. It
The java. util package contains a series of important collection classes. This article will start with analyzing the source code, thoroughly studying the internal structure of a collection class, and traversing the source code implementation of the
The Java.util package contains a series of important collection classes. This article will start with the analysis of the source, in-depth study of the internal structure of a collection class, as well as traversing the collection of iterative mode
The java. util package contains a series of important collection classes. This article will start with analyzing the source code, thoroughly studying the internal structure of a collection class, and traversing the source code implementation of the
Detailed explanation of the iterator IN Ruby and the Ruby Generator
D guago recently wanted to build a website. In addition, he had long had the idea of learning a dynamic language. Among the programming languages that meet two conditions, Ruby and
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.