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
Patreon
Issues
About
Policies
Examples
C++ Insights @ YouTube
Settings
Version
None
×
Sponsors:
Made by
Andreas Fertig
Source:
#include <cstdio> #include <utility> #include <vector> #include <string> #include <iostream> namespace expressions { template<class Expr1,class Expr2> auto operator||(Expr1&& ex1,Expr2&& ex2) { return [ex1=std::move(ex1),ex2=std::move(ex2)](auto&& val) { return (ex1(std::forward<decltype(val)>(val)) || ex2(std::forward<decltype(val)>(val))); }; } template<class Expr1,class Expr2> auto operator&&(Expr1&& ex1,Expr2&& ex2) { return [ex1=std::move(ex1),ex2=std::move(ex2)](auto val) { return (ex1(std::forward<decltype(val)>(val)) && ex2(std::forward<decltype(val)>(val))); }; } auto Gt_10 = [](int val) { return val > 10; }; auto Lt_20 = [](int val) { return val < 20; }; } int main() { auto f = expressions::Gt_10 && expressions::Lt_20; std::cout << "Ok?" <<f(15) << '\n'; return 0; }
Insight:
Console: