static assert(isOrderingComparable!int); static assert(isOrderingComparable!string); static struct Foo {} static assert(!isOrderingComparable!Foo); static struct Bar { int a; auto opCmp(Bar b1) const { return a - b1.a; } } Bar b1 = Bar(5); Bar b2 = Bar(7); assert(isOrderingComparable!Bar && b2 > b1);
Detects whether T is a comparable type. Basic types and structs and classes that implement opCmp are ordering comparable.