double>(1, [] (const int &v) { return float(v) * 1.5f; });...and在条形图中使用模板参数演绎double z = bar(1.0, 2.0);double w = foo(1, [] (const int &v) { return floattemplate ignored: could not match 'function<ty
(U(), T()); }
U get(U u, std::function<U(U,T)> f) { return u; }
在上面的例子中,f.get([](int, int) { return 5; });但是,以下内容无法编译std::function<U(U,T)>)': could not deduce template ar