Part 1th Vector IntroductionVectors are vector queues, which are classes added by the JDK1.0 version. Inherits from Abstractlist, implements the list, randomaccess, cloneable these interfaces.Vector inherits the Abstractlist and realizes the list;
Standard Library Vector type
Use the required header file:
# Include
Vector: Vector is a class template. It is not a data type. Vector is a data type.
I. Definition and initialization
Vector v1; // The default constructor v1 is empty.
Vector
This article on the introduction of STL vector usage is very detailed, please see below
Introduced
The purpose of this article is to introduce std::vector, how to properly use their member functions, and so on. The use of conditional functions and
1, briefly describe the basic operation of Vector, its size,capacity (), Clear,reverse,reserve,
Push_back, etc...
2, say, is the vector storage characteristics, whether sequential storage or as a list, if it is sequential storage, then how to
Vector containers use dynamic arrays to store and manage objects. Because the array is a random access data structure, elements in the random access vector can be used. It is time-consuming to insert an element in the middle or at the beginning of
Use of vector in C ++
Vector is the most common container in STL. It is an ordered container that supports random access. Simply put, vector is a dynamic array that can store any type of data, but the array is a static allocation space. Once the
Reproduced in: http://blog.csdn.net/longshengguoji/article/details/8507394The vector class, known as the vectors class, implements a dynamic array, an array of objects used to change the number of elements. Like arrays, the vector class also
Vector usage in JAVAJava. util. Vector provides a Vector class to implement functions similar to dynamic arrays. There is no pointer concept in the Java language, but correct and flexible use of pointers can indeed greatly improve the quality of the
Use of Vector
The underlying Array Structure of the vector class, which contains components that can be accessed using integer indexes. However, the vector size can be increased or reduced as needed to meet the needs of adding or removing items
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