<div class="t-tr-text">C + + keywords:<div class="t-tr-dropdown"><div><div><div class="t-tr-dropdown-arrow-border"></div><div class="t-tr-dropdown-arrow"></div><div class="t-tr-dropdown-h">Original:</div><div class="t-tr-dropdown-orig">C++ keywords:</div><div class="t-tr-dropdown-notes">The text has been machine-translated via [http://translate.google.com Google Translate].<br/> You can help to correct and verify the translation. Click [http://en.cppreference.com/w/Cppreference:MachineTranslations here] for instructions.</div></div></div></div></div> class
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<metanoindex/>
Usage
- Deklaration einer Klasse
- In einer Klassen-Template oder Funktions-Template,
classkönnen als Alternative zu den Typ typename Vorlagenparametern einzuführen verwendet werden .Original:In a Klassen-Template or Funktions-Template,classcan be used as an alternative to typename to introduce type template parameters.The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions. - Wenn eine Funktion oder eine Variable existiert im Umfang mit dem Namen identisch mit dem Namen einer Klasse-Typ, kann
classdem Namen Begriffsklärung vorangestellt werden, was zu einer erarbeitet TypspezifiziererOriginal:If a function or a variable exists in scope with the name identical to the name of a class type,classcan be prepended to the name for disambiguation, resulting in an elaborated type specifierThe text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
Beispiel
class Foo; // forward declaration of a class
class Bar { // definition of a class
public:
Bar(int i) : m_i(i) {}
private:
int m_i;
};
template <class T> // template argument
void qux() {
T t;
}
int main()
{
Bar Bar(1);
class Bar Bar2(2); // elaborated type
}