std::experimental::reflect::Constant

From cppreference.com
 
 
Experimental
Technical Specification
Filesystem library (filesystem TS)
Library fundamentals (library fundamentals TS)
Library fundamentals 2 (library fundamentals TS v2)
Library fundamentals 3 (library fundamentals TS v3)
Extensions for parallelism (parallelism TS)
Extensions for parallelism 2 (parallelism TS v2)
Extensions for concurrency (concurrency TS)
Extensions for concurrency 2 (concurrency TS v2)
Concepts (concepts TS)
Ranges (ranges TS)
Reflection (reflection TS)
Mathematical special functions (special functions TR)
Experimental Non-TS
Pattern Matching
Linear Algebra
std::execution
Contracts
2D Graphics
 
Extensions for reflection
Concepts
Meta-object operations
Variable
FunctionParameter
Callable
Variable and Callable
Namespace and Callable
ParenthesizedExpression
FunctionCallExpression
FunctionalConversion
Variable and Function
 
Defined in header <experimental/reflect>
template< class T >
concept Constant = ScopeMember<T> && Typed<T> && /* see below */;
(reflection TS)

The Constant concept is satisfied if and only if T reflects a constant expression.

Example

See also