Request Short Link
C++ 98
C++ 11
C++ 14
C++ 17
C++ 20
C++ 23
C++ 2c
for-loops as while-loops
array subscription
Show all implicit casts
Show all template parameters of a CallExpr
Use libc++
Transform std::initializer_list
Show noexcept internals
Show padding information
Show coroutine transformation
Show C++ to C transformation
Show object lifetime
Default
15
18
20
22
26
More
GitHub
Patreon
Issues
About
Policies
Examples
C++ Insights @ YouTube
Settings
Version
Workshop: Safe and Efficient C++ for Embedded Environments
×
Made by
Andreas Fertig
Powered by
Flask
and
CodeMirror
Source:
template <int N> struct Fibonacci { static constexpr int value = Fibonacci<N - 1>::value + Fibonacci<N - 2>::value; }; template <> struct Fibonacci<0> { static constexpr int value = 0; }; template <> struct Fibonacci<1> { static constexpr int value = 1; }; int main() { static_assert(Fibonacci<0>::value == 0); static_assert(Fibonacci<1>::value == 1); static_assert(Fibonacci<2>::value == 1); static_assert(Fibonacci<3>::value == 2); static_assert(Fibonacci<4>::value == 3); static_assert(Fibonacci<5>::value == 5); static_assert(Fibonacci<6>::value == 8); static_assert(Fibonacci<7>::value == 13); return 0; }
Insight:
Console: