Category 

Type Trait Functions 

Syntax 

bool __is_integral(typename T) 

Returns True if and only if T is an (potentially cv-qualified) integral type. 

Integral types are defined in the Working Standard, Section 3.9.1 page 7. 

The standard set of integral types is: bool, char, signed char, unsigned char, char16_t, char32_t, wchar_t, [unsigned]short, [unsigned] int, [unsigned] long, and [unsigned] long.