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Richard Feldman 2020-03-02 20:43:57 -05:00
parent bcf9c2bd1f
commit 7b0c9408c1
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10
builtins/Num.roc
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@ -27,18 +27,18 @@ Num range : @Num range
##
## Some languages have a unary `-` operator (for example, `-(a + b)`), but Roc does not. If you want to negate a number, calling this function is the way to do it!
##
## > Num.negate 5
## > Num.neg 5
##
## > Num.negate -2.5
## > Num.neg -2.5
##
## > Num.negate 0
## > Num.neg 0
##
## > Num.negate 0.0
## > Num.neg 0.0
##
## This will crash when given #Int.lowestValue, because doing so will result in a number higher than #Int.highestValue.
##
## (It will never crash when given a #Float, however, because of how floating point numbers represent positive and negative numbers.)
negate : Num range -> Num range
neg : Num range -> Num range
## Return the absolute value of the number.
##