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Visual C++ .NET/Collections/NameValueCollection - История изменений
2026-04-30T02:56:53Z
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в 15:31, 26 мая 2010
2010-05-26T15:31:02Z
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Admin: 1 версия
2010-05-26T12:05:18Z
<p>1 версия</p>
<p><b>Новая страница</b></p><div>==Adding value to NameValueCollection by indexer==<br />
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<source lang="csharp"> <br />
#include "stdafx.h"<br />
#using <system.dll><br />
using namespace System;<br />
using namespace System::Collections::Specialized;<br />
void main()<br />
{<br />
NameValueCollection^ nvCol = gcnew NameValueCollection();<br />
nvCol->Add(nullptr, "void");<br />
nvCol->Set("A", "a");<br />
nvCol->Add("B", "b1");<br />
nvCol->Add("B", "b2");<br />
nvCol->Add("B", "b3");<br />
nvCol->Add("C", "c1");<br />
nvCol->Add("C", "c2");<br />
nvCol->Add("C", "c3");<br />
array<String^>^ keys = nvCol->AllKeys;<br />
nvCol["F"] = "P";<br />
}<br />
<br />
</source><br />
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<br />
==Add to NameValueCollection==<br />
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<br />
<br />
<source lang="csharp"> <br />
#include "stdafx.h"<br />
#using <system.dll><br />
using namespace System;<br />
using namespace System::Collections::Specialized;<br />
void main()<br />
{<br />
NameValueCollection^ nvCol = gcnew NameValueCollection();<br />
nvCol->Add(nullptr, "void");<br />
nvCol->Set("A", "a");<br />
nvCol->Add("B", "b1");<br />
nvCol->Add("B", "b2");<br />
nvCol->Add("B", "b3");<br />
nvCol->Add("C", "c1");<br />
nvCol->Add("C", "c2");<br />
nvCol->Add("C", "c3");<br />
}<br />
<br />
</source><br />
<br />
<br />
==Get all keys from NameValueCollection==<br />
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<br />
<br />
<source lang="csharp"> <br />
#include "stdafx.h"<br />
#using <system.dll><br />
using namespace System;<br />
using namespace System::Collections::Specialized;<br />
void main()<br />
{<br />
NameValueCollection^ nvCol = gcnew NameValueCollection();<br />
nvCol->Add(nullptr, "void");<br />
nvCol->Set("A", "a");<br />
nvCol->Add("B", "b1");<br />
nvCol->Add("B", "b2");<br />
nvCol->Add("B", "b3");<br />
nvCol->Add("C", "c1");<br />
nvCol->Add("C", "c2");<br />
nvCol->Add("C", "c3");<br />
array<String^>^ keys = nvCol->AllKeys;<br />
for (int i = 0; i < keys->Length; i++)<br />
{<br />
array<String^>^ vals = nvCol->GetValues(keys[i]);<br />
Console::WriteLine("{0}:\t\t{1}", keys[i], vals[0]);<br />
for (int j = 1; j < vals->Length; j++)<br />
{<br />
Console::WriteLine("\t\t{0}", vals[j]);<br />
}<br />
}<br />
}<br />
<br />
</source><br />
<br />
<br />
==Get key and value from a NameValueCollection==<br />
<br />
<br />
<br />
<source lang="csharp"> <br />
#include "stdafx.h"<br />
#using <system.dll><br />
using namespace System;<br />
using namespace System::Collections::Specialized;<br />
void main()<br />
{<br />
NameValueCollection^ nvCol = gcnew NameValueCollection();<br />
nvCol->Add(nullptr, "void");<br />
nvCol->Set("A", "a");<br />
nvCol->Add("B", "b1");<br />
nvCol->Add("B", "b2");<br />
nvCol->Add("B", "b3");<br />
nvCol->Add("C", "c1");<br />
nvCol->Add("C", "c2");<br />
nvCol->Add("C", "c3");<br />
array<String^>^ keys = nvCol->AllKeys;<br />
<br />
Console::WriteLine("Key @[1]:\t{0}", nvCol->GetKey(1));<br />
Console::WriteLine("Values @[3]:\t{0}", nvCol[3]);<br />
}<br />
<br />
</source><br />
<br />
<br />
==Get values by key in NameValueCollection==<br />
<br />
<br />
<br />
<source lang="csharp"> <br />
#include "stdafx.h"<br />
#using <system.dll><br />
using namespace System;<br />
using namespace System::Collections::Specialized;<br />
void main()<br />
{<br />
NameValueCollection^ nvCol = gcnew NameValueCollection();<br />
nvCol->Add(nullptr, "void");<br />
nvCol->Set("A", "a");<br />
nvCol->Add("B", "b1");<br />
nvCol->Add("B", "b2");<br />
nvCol->Add("B", "b3");<br />
nvCol->Add("C", "c1");<br />
nvCol->Add("C", "c2");<br />
nvCol->Add("C", "c3");<br />
array<String^>^ keys = nvCol->AllKeys;<br />
for (int i = 0; i < keys->Length; i++)<br />
{<br />
array<String^>^ vals = nvCol->GetValues(keys[i]);<br />
Console::WriteLine("{0}:\t\t{1}", keys[i], vals[0]);<br />
for (int j = 1; j < vals->Length; j++)<br />
{<br />
Console::WriteLine("\t\t{0}", vals[j]);<br />
}<br />
}<br />
}<br />
<br />
</source><br />
<br />
<br />
==Remove by key==<br />
<br />
<br />
<br />
<source lang="csharp"> <br />
#include "stdafx.h"<br />
#using <system.dll><br />
using namespace System;<br />
using namespace System::Collections::Specialized;<br />
void main()<br />
{<br />
NameValueCollection^ nvCol = gcnew NameValueCollection();<br />
nvCol->Add(nullptr, "void");<br />
nvCol->Set("A", "a");<br />
nvCol->Add("B", "b1");<br />
nvCol->Add("B", "b2");<br />
nvCol->Add("B", "b3");<br />
nvCol->Add("C", "c1");<br />
nvCol->Add("C", "c2");<br />
nvCol->Add("C", "c3");<br />
array<String^>^ keys = nvCol->AllKeys;<br />
nvCol->Remove(nullptr);<br />
}<br />
<br />
</source></div>
Admin