C++, which parameter style is better, by copy or by const reference?
69617
Passing integers as constant references versus copying
19515
What is the meaning of a const at end of a member function?
62129
In PHP (>= 5.0), is passing by reference faster?
69550
Why is the copy-constructor argument const?
23073
c++ passing a const object reference to a function
3065
Use of 'const' for function parameters
15123
What are copy elision and return value optimization?
77305
Does a const reference class member prolong the life of a temporary?
61227
Why aren't C++ types const by default?
155764
'const int' vs. 'int const' as function parameters in C++ and C
1784
What's the difference between passing by reference vs. passing by value?
117927
Does it make sense to make std::map key const?
68872
What are the use cases for having a function return by const value for non-builtin type?
64253
How to initialize const member variable in a class?
134680
Why can I change the value of a const char* variable?
88290
In C++ How do references and pointers in parameters actually work? What are their set-in-stone protocol/"rule"?
124398
What's the best signature for clone() in C++?