AI代码解释 privatevoidensureCapacityInternal(int minCapacity){ensureExplicitCapacity(calculateCapacity(elementData,minCapacity));}privatestaticintcalculateCapacity(Object[]elementData,int minCapacity){if(elementDat
( myQueue );// Displays the ArrayList.Console.WriteLine("The ArrayList now contains the following:"); PrintValues( myAL,'\t'); }publicstaticvoidPrintValues(IEnumerable myList,charmySeparator){foreach( Object objinmyList ) Console.Write("{0}{1}", mySeparator, obj ); Console.WriteLin...
C# | Get or set the element at the specified index in ArrayList ArrayList.Item[Int32] 属性用于获取或设置ArrayList。 语法: publicvirtualobjectthis[intindex]{get;set;} 这里,index 是要获取或设置的元素的从零开始的索引。 返回值:返回指定索引处的Object类型的元素。 异常:如果索引小于零或等于或大于计数。
Arraylist is a collection that is used to store different types of data. It is a flexible list that can be resized dynamically unlike the arrays in C++. Members/ data of arraylist can be accessed using integer indexes. Two different types of data can be stored in the arraylist. Multidimensio...
Constructors in the ArrayList To create an ArrayList, we need to create an object of the ArrayList class. To create an object ArrayList provides three types of constructor ArrayList() ArrayList(Collection<? extends E> c) ArrayList(int initialCapacity) Let’s see all one by one 1. ArrayLi...
AbstractCollection.add(Object) addAll public boolean addAll(int index,Collection<? extendsE> c) Inserts all of the elements in the specified collection into this list, starting at the specified position. Shifts the element currently at that position (if any) and any subsequent elements to the ...
Learn how to remove the first occurrence of a specific object from an ArrayList in C#. This guide provides step-by-step instructions and code examples.
- **C(ArrayList)**:错误。`ArrayList`是集合容器,与`next()`返回的单个元素类型无关。 - **D(以上答案都不对)**:正确。当`Iterator`明确指定泛型时,`next()`返回具体泛型类型(如`String`),不一定是`Object`,故选项中无精准答案。 综上,答案取决于`Iterator`的泛型参数是否定义。由于题目未声明使用原始...
, myObject, myIndex ); } public static void PrintValues( IEnumerable myList ) { foreach ( Object obj in myList ) Console.Write( " {0}", obj ); Console.WriteLine(); } } /* This code produces the following output. The int ArrayList contains the following: 0 2 4 6 8 The object...
We can use this method to add object in the arrayList −Open Compiler using System; using System.Collections; public class SamplesArrayList { public static void Main() { // Creates and initializes a new ArrayList. ArrayList myArrayList = new ArrayList(); // use the add method myArrayList...