Mirrors/modern-cpp-features
1
0
Fork 0
mirror of https://github.com/AnthonyCalandra/modern-cpp-features.git synced 2025-12-16 17:47:02 +03:00
Code Issues Actions Packages Projects Releases Wiki Activity

Fix compound requirement code example (#127)

Browse Source
This commit is contained in:
Andrei
2023-03-18 21:08:31 +03:00
committed by GitHub
parent 42a660aa21
commit 4a7a0c1c3f
2 changed files with 4 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
CPP20.md
View File

@@ -221,9 +221,9 @@ g(baz{}); // PASS.
```c++
template <typename T>
concept C = requires(T x) {
{*x} -> typename T::inner; // the type of the expression `*x` is convertible to `T::inner`
{*x} -> std::convertible_to<typename T::inner>; // the type of the expression `*x` is convertible to `T::inner`
{x + 1} -> std::same_as<int>; // the expression `x + 1` satisfies `std::same_as<decltype((x + 1))>`
{x * 1} -> T; // the type of the expression `x * 1` is convertible to `T`
{x * 1} -> std::convertible_to<T>; // the type of the expression `x * 1` is convertible to `T`
};
```
* **Nested requirements** - denoted by the `requires` keyword, specify additional constraints (such as those on local parameter arguments).