series_sign()

Calculates the element-wise sign of the numeric series input.

Syntax

series_sign(series)

Arguments

  • series: Input numeric array, on which the sign function is applied. The argument must be a dynamic array.

Returns

Dynamic array of calculated sign function values (-1 for negative, 0 for 0, and 1 for positive). Any non-numeric element yields a null element value.

Example

print arr = dynamic([-6,0,8])
| extend arr_sign = series_sign(arr)
arr arr_sign
[-6,0,8] [-1,0,1]