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一个简单的加法函数, c#调用Qt的dll实现
Qt dll 接口函数定义:
main.cpp
extern "C" __declspec(dllexport) add(int numberA, int numberB)
{
return numberA + numberB;
}
C#调用
导入
[DllImport("qtdialog.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern int add(int numberA, int numberB);
调用
private void buttonAdd_Click(object sender, RoutedEventArgs e)
{
int getAddValue = add(1, 2);
}