Forth 2012: U

( u₁ u₂ -- flag )

flag is true if and only if u₁ is less than u₂.

See:

Testing:

T{        0        1 U< -> <TRUE> }T
T{        1        2 U< -> <TRUE> }T
T{        0 MID-UINT U< -> <TRUE> }T
T{        0 MAX-UINT U< -> <TRUE> }T
T{ MID-UINT MAX-UINT U< -> <TRUE> }T
T{        0        0 U< -> <FALSE> }T
T{        1        1 U< -> <FALSE> }T
T{        1        0 U< -> <FALSE> }T
T{        2        1 U< -> <FALSE> }T
T{ MID-UINT        0 U< -> <FALSE> }T
T{ MAX-UINT        0 U< -> <FALSE> }T
T{ MAX-UINT MID-UINT U< -> <FALSE> }T