Get the first element in a list : list « Collections « Visual C++ .NET






Get the first element in a list

 
#include "stdafx.h"
#include <cliext/list>

using namespace System;
using namespace cliext;
using namespace System::Collections::Generic;

ref class MyClass{
public:
    String^ Name;

    MyClass() : Name(String::Empty) { }

    MyClass(String^ name) : Name(name) { }

    MyClass(const MyClass% orig){
        Name = orig.Name; 
    }
    MyClass% operator=(const MyClass% orig){
        if (this != %orig)
            Name = orig.Name;
        return *this;
    }

    ~MyClass() { }

    bool operator<(const MyClass^ rhs){
        return (Name->CompareTo(rhs->Name) < 0);
    }

    bool operator>(const MyClass^ rhs){
        return (Name->CompareTo(rhs->Name) > 0);
    }

    bool operator==(const MyClass^ rhs){
        return (Name->Equals(rhs->Name));
    }
};

int main(array<System::String ^> ^args)
{
    list<MyClass^> pets; 
    pets.push_front(gcnew MyClass("a")); 
    pets.push_front(gcnew MyClass("b"));
    pets.push_front(gcnew MyClass("c"));
    pets.push_front(gcnew MyClass("d"));


    list<MyClass^>::iterator pet_i = pets.begin();   
    pets.insert(++pet_i, gcnew MyClass("Jack"));

    for(pet_i = pets.begin(); pet_i != pets.end(); pet_i++)
        System::Console::Write("{0} ", pet_i->Name); 

    return (0);
}

   
  








Related examples in the same category

1.Add to list with push_front
2.Loop through a list with for loop
3.Insert to a list
4.For each loop and list
5.Merge lists by greater-functor
6.Pointer for list element
7.Splice a list
8.Add your class to a generic List
9.Insert element to a list
10.Adding one list to another list
11.For loop and element count
12.List.FindAll with predicate
13.List.ForEach and Action
14.Insert from .NET generic List