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std::meta::is_variable_template
From cppreference.com
C++
Metaprogramming library
| Type traits (C++11) | ||||
| Compile-time rational arithmetic (C++11) | ||||
| Compile-time integer sequences (C++14) | ||||
(C++14) | ||||
| Compile-time reflection (C++26) |
Reflection library
| Defined in header <meta>
|
||
consteval bool is_variable_template( std::meta::info r );
|
(since C++26) | |
Returns true if r represents a variable template. Otherwise returns false.
Contents
Parameters
| r | - | a reflection value |
Return value
true if r represents a variable template; otherwise false.
Example
Run this code
#include <cstddef>
#include <meta>
// variable
char var1[42]{};
static_assert(!std::meta::is_variable_template(^^var1));
// variable template
template<std::size_t N>
char var2[N]{};
static_assert(std::meta::is_variable_template(^^var2));
int main() {}
See also
(C++26) |
checks if reflected entity is a template (function) [edit] |
(C++26) |
checks if reflected entity is a alias template (function) [edit] |