這種問題一般是因為引用了匿名變量。涉及左值和右值的區別。一般函數的參數如果是一個表達式，那將會產生一個第3方的匿名變量傳入這個函數中，此時如果引用，沒用什么實際意義。
c++中臨時變量不能作為非const的引用參數
免責聲明！
本站轉載的文章為個人學習借鑒使用，本站對版權不負任何法律責任。如果侵犯了您的隱私權益，請聯系本站郵箱yoyou2525@163.com刪除。
猜您在找
C++之error: cannot bind non-const lvalue reference of type ‘myString&’ to an rvalue of type ‘myString’
C++ non-const lvalue reference cannot bind to a temporary
cannot bind non-const lvalue reference of type 'std::__cxx11::string&
C++ Error : initial value of reference to non-const must be an lvalue
invalid initialization of non-const reference of type ‘int*&’ from a temporary of type ‘int*’
[C++ Error] invalid initialization of non-const reference of type 'std::__cxx11::string& {aka std::__cxx11::basi
[C++]invalid initialization of non-const reference of type 'std::__cxx11::string& {aka std::__cxx11::basi
“Cannot make a static reference to the non-static method”處理方法
java錯誤Cannot make a static reference to the non-static method
base operand of '->' has non-pointer type 'const Comple