c++ removeat

C＃List <T> .RemoveAt()方法 (C# List<T>.RemoveAt() Method)

List<T>.RemoveAt() method is used to remove a given item from the list.

List <T> .RemoveAt()方法用于从列表中删除给定的项目。

Syntax:

句法：

    void List<T>.RemoveAt(int index);

Parameter: It accepts an index (starting from 0).

参数：接受索引 (从0开始)。

Return value: It returns nothing – it's returns type is void

返回值：不返回任何内容–返回的类型为void

Example:

例：

    int list declaration:
    List<int> a = new List<int>();

    adding elements:
    a.Add(10);
    a.Add(20);
    a.Add(30);
    a.Add(40);
    a.Add(50);
    
    removing elements
    a.RemoveAt(0);
    a.RemoveAt(3);
    
    Output:
    20 30 40

使用List <T> .RemoveAt()方法从列表中删除项目的C＃示例 (C# Example to remove items from the list using List<T>.RemoveAt() Method)

using System;
using System.Text;
using System.Collections.Generic;

namespace Test
{
    class Program
    {
        static void printList(List<int> lst)
        {
            //printing elements
            foreach (int item in lst)
            {
                Console.Write(item + " ");
            }
            Console.WriteLine();
        }

        static void Main(string[] args)
        {
            //integer list
            List<int> a = new List<int>();

            //adding elements
            a.Add(10);
            a.Add(20);
            a.Add(30);
            a.Add(40);
            a.Add(50);

            //print the list
            Console.WriteLine("list elements...");
            printList(a);

            //remove elements
            a.RemoveAt(0);
            a.RemoveAt(3);

            //list after removing the elements
            Console.WriteLine("list elements after removing elements...");
            printList(a);

            //hit ENTER to exit
            Console.ReadLine();
        }
    }
}

Output

输出量

list elements...
10 20 30 40 50
list elements after removing elements...
20 30 40

翻译自: https://www.includehelp.com/dot-net/list-t-removeat-method-with-example-in-c-sharp.aspx

c++ removeat