-
Subtract r←x-y
r
is the result of the scalar application of the subtraction function:
- if
x
andy
are numbers,r
is - if
x
is a character andy
is an integer,r
is the character with Unicode codepoint equal to the codepoint ofx
minusy
- if
x
andy
are characters,r
is the difference between the Unicode codepoints ofx
andy