System::Collections::Generic::IDictionary::GetValueOrDefault 方法

IDictionary::GetValueOrDefault(const TKey&) const method

如果找到则返回值;否则返回 Value()

virtual TValue System::Collections::Generic::IDictionary<TKey, TValue>::GetValueOrDefault(const TKey &key) const

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IDictionary::GetValueOrDefault(const TKey&, const TValue&) const method

如果找到则返回值;否则返回 defaultValue

virtual TValue System::Collections::Generic::IDictionary<TKey, TValue>::GetValueOrDefault(const TKey &key, const TValue &defaultValue) const

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