isNaN

Queries whether a Checked!(T, WithNaN) object is not a number (NaN).

bool

isNaN

(

)

(

)

Return Value

Type: bool

true if x is a NaN, false otherwise

1 auto x1 = Checked!(int, WithNaN)();
2 assert(x1.isNaN);
3 x1 = 1;
4 assert(!x1.isNaN);
5 x1 = x1.init;
6 assert(x1.isNaN);