import java.util.*; public class VectorDemo { public static void main(String args[]) { // initial size is 3, increment is 2 Vector v = new Vector(3, 2); System.out.println("Initial size: " + v.size()); System.out.println("Initial capacity: " + v.capacity()); v.addElement(...
import java.util.Vector; public class VectorDemo { public static void main(String[] args) { Vector<String> vector = new Vector<>(); vector.add("apple"); vector.add("banana"); vector.add("orange"); System.out.println(vector); vector.remove(1); System.out.println(vector); vector.remo...
当QList中的元素为自定义类型时,可以使用自定义比较函数进行排序: 1#include <QList>2#include <algorithm>3#include <QString>45structPerson {6QString name;7intage;8};910boolcompareByAge(constPerson& a,constPerson&b) {11returna.age <b.age;12}1314QList<Person> persons = {{"Alice",30}, {"...
马克-to-win:Vector和ArrayList很类似,前面讲了二者的区别,就在于同步的问题上,Vector的使用是非常简单的:先创建一个,再用addElement()置入对象,以后用elementAt()取得那些对象 例:3.1.1 import java.io.*; import java.util.*; public class TestMark_to_win { public static void main(String args[]) { ...
synchronizedObject[]toArray() synchronized StringtoString() synchronized voidtrimToSize() 4.Vector源码分析 publicclassVector<E>extendsAbstractList<E>implementsList<E>,RandomAccess,Cloneable,java.io.Serializable{/** * 存储向量组件的数组缓冲区。
Complete Example of Vector in Java: importjava.util.*;publicclassVectorExample{publicstaticvoidmain(Stringargs[]){/* Vector of initial capacity(size) of 2 */Vector<String>vec=newVector<String>(2);/* Adding elements to a vector*/vec.addElement("Apple");vec.addElement("Orange");vec.addEle...
Java Program to Shuffle Vector Elements Swap elements of ArrayList with Java collections Java Program to swap the case of a String Java program to swap pair of characters Clear out all of the Vector elements in Java Enumerate through the Vector elements in Java How to copy elements of ArrayList...
add(new String("Testing Vectors")); // adding employee as Object to Vector V.add(new Float(57.4)); // iterating the vector to print the Objects for (Object O: V) { /* as Vector holds hetrogeneous data objects, thus we have to cast the object to it's type in order to do ...
package com.tutorialspoint; import java.util.Vector; public class VectorDemo { public static void main(String[] args) { // create an empty Vector vec with an initial capacity of 4 Vector<Integer> vec = new Vector<Integer>(4); // use add() method to add elements in the vector vec.add...
public abstract String toString() このベクトルのレーン値をレーン順に報告する、"[0,1,2...]"形式のこのベクトルの文字列表現を返します。 この文字列は、this.toArray()によって返される配列に応じて、Arrays.toString()へのコールによって生成されるかのように生成されます。 オーバーライ...