6.1.2210 SIGN CORE
( n -- )
If n is negative, add a minus sign to the beginning of the pictured numeric output string. An ambiguous condition exists if SIGN executes outside of a <# #> delimited number conversion.
If n is negative, add a minus sign to the beginning of the pictured numeric output string. An ambiguous condition exists if SIGN executes outside of a <# #> delimited number conversion.