true iff all values V are the same.
static assert( allSameIterative!()); static assert( allSameIterative!(42)); static assert( allSameIterative!(42, 42)); static assert( allSameIterative!(42, 42, 42)); static assert(!allSameIterative!(42, 43, 42)); static assert( allSameIterative!(int)); static assert( allSameIterative!(int, int)); static assert( allSameIterative!(int, int, int)); static assert(!allSameIterative!(int, byte, int));
https://forum.dlang.org/post/lnsreapgttmdeuscsupp@forum.dlang.org