int_sign {cheapr} | R Documentation |
A fast and integer-based sign()
Description
A fast and integer-based sign()
Usage
int_sign(x)
Arguments
x |
Integer or double vector. |
Value
An integer vector denoting the sign, -1 for negatives, 1 for positives and 0
for when x == 0
.
[Package cheapr version 1.3.2 Index]