Rebol Programming/mod
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USAGE:[edit | edit source]
MOD a b
DESCRIPTION:[edit | edit source]
Compute a nonnegative remainder of A divided by B.
MOD is a function value.
ARGUMENTS:[edit | edit source]
- a -- (Type: number money time)
- b -- Must be nonzero. (Type: number money time)
(SPECIAL ATTRIBUTES)[edit | edit source]
- catch
SOURCE CODE[edit | edit source]
mod: func [ "Compute a nonnegative remainder of A divided by B." [catch] a [number! money! time!] b [number! money! time!] "Must be nonzero." /local r ][ all [negative? r: a // b r: r + b] a: abs a either all [a + r = (a + b) positive? r + r - b] [r - b] [r] ]