The interval to check whether its adjecent to this interval.
assert(!NegInfInterval!Date(Date(2012, 3, 1)).isAdjacent( PosInfInterval!Date(Date(1999, 5, 4)))); assert(NegInfInterval!Date(Date(2012, 3, 1)).isAdjacent( PosInfInterval!Date(Date(2012, 3, 1))));
Whether the given interval is adjacent to this interval.