Function: expanding()
ts
function expanding(values, options?, fn?, functionArgs?): number[];An expanding statistic (pandas' series.expanding(min_periods).fn()): fn of the present values up to each point. minPeriods defaults to 1.
Parameters
| Parameter | Type | Default value |
|---|---|---|
values | ArrayLike<number> | undefined |
options | { minPeriods?: number; } | {} |
options.minPeriods? | number | undefined |
fn | WindowFunction | 'mean' |
functionArgs | Readonly<Record<string, unknown>> | {} |
Returns
number[]