| description |
Learn more about: is_bind_expression Class |
| title |
is_bind_expression Class |
| ms.date |
11/04/2016 |
| f1_keywords |
functional/std::is_bind_expression |
|
| helpviewer_keywords |
|
| ms.assetid |
0715f9e9-2239-4778-a1cf-2c21f49dfd47 |
Tests if type generated by calling bind.
template<class Ty>
struct is_bind_expression {
static const bool value;
};Remarks
The constant member value is true if the type Ty is a type returned by a call to bind, otherwise false.
// std__functional__is_bind_expression.cpp
// compile with: /EHsc
#include <functional>
#include <iostream>
void square(double x)
{
std::cout << x << "^2 == " << x * x << std::endl;
}
template<class Expr>
void test_for_bind(const Expr&)
{
std::cout << std::is_bind_expression<Expr>::value << std::endl;
}
int main()
{
test_for_bind(3.0 * 3.0);
test_for_bind(std::bind(square, 3));
return (0);
}