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Fix mp_invoke_q examples

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Peter Dimov
2019-12-08 05:28:07 +02:00
parent 3425d6bb00
commit a1ada99d10
1 changed files with 3 additions and 3 deletions
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6
doc/mp11/utility.adoc
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@@ -257,19 +257,19 @@ using R1 = mp_transform_q<mp_quote_trait<std::add_pointer>, L1>;
using LQ = mp_list<mp_quote<std::is_const>, mp_quote<std::is_volatile>>;
template<class T> using is_const_and_volatile =
mp_all<mp_product<mp_invoke_q, LQ, mp_list<T>>>;
mp_apply<mp_all, mp_product<mp_invoke_q, LQ, mp_list<T>>>;
```
.Using mp_invoke_q to invoke a list of metafunctions, technique 2
```
template<class T> using is_const_and_volatile =
mp_all<mp_transform_q<mp_bind_back<mp_invoke_q, T>, LQ>>;
mp_apply<mp_all, mp_transform_q<mp_bind_back<mp_invoke_q, T>, LQ>>;
```
.Using mp_invoke_q to invoke a list of metafunctions, technique 3
```
template<class T> using is_const_and_volatile =
mp_all<mp_transform<mp_invoke_q, LQ, mp_fill<LQ, T>>>;
mp_apply<mp_all, mp_transform<mp_invoke_q, LQ, mp_fill<LQ, T>>>;
```
## mp_not_fn<P>