错误 C2678:'=='二进制:未找到采用类型 'CSchemaString' 的左操作数的运算符(或者没有可接受的转换)



我正在将一个项目从VC++6转移到VC++ 2005,在编译时我得到以下错误。

错误C2678:"=="二进制:找不到接受左操作数的运算符类型为"CSchemaString"(或者没有可接受的转换)

这是代码;

CSchemaString References("id");
for(j=0;j<=tpChild.GetUpperBound();j++)
{
    if(References == "id") //error C2678: '==' binary: no operator found which takes a left operand of type 'CSchemaString' (or there is no acceptable conversion)
        References = References + intToString(((Component*)tpChild.GetAt(j))->GetComponentID()) +"_"+ ((Component*)tpChild.GetAt(j))->GetName();
    else
        References = References + " id" + intToString(((Component*)tpChild.GetAt(j))->GetComponentID()) +"_"+((Component*)tpChild.GetAt(j))->GetName();
}
if(References != "id") //si references n'est pas vide
    XComponent.AddPlant_Item_Ref(References);

return XComponent;

}

感谢您的帮助。

CSchemaString不是字符串。你需要做

References.ToString() == "id"

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