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We appreciate your patience as we improve our online experience.
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因为TestStand API是基于ActiveX通用型接口被调用的,所以其中的字符串类型声明的确和Visual C++ 6.0下的普通字符串数据类型声明有所不同。而面对不同的应用领域,Visual C++ 6.0也支持多种多样的字符串类型声明。TestStang API以及许多其他ActiveX在C++下的应用,是将字符串数据以BSTR格式返回给C++平台的。如果实际运用中需要获得标准的C下字符串数据,需要运用以下的转换代码:_bstr_t tmp([BSTR variable], FALSE); //wrap the BSTR
CString cs(static_cast
值得注意的是,以上代码中“Tmp”这个变量是用来做数据类型转换而被声明的变量。而 [BSTR variable]在真实的程序中需要被真实的变量名所替代。并且相同名字的BSTR型变量需要在之前的程序中被声明。而“cs”是被返回的C String型的变量的名字。
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