trendstrength
Trend Strength Index
Reference/Oscillators/Function
trendstrength(source, length)
Pearson correlation of price with time, × 100. Short form `trendstrength(14)` uses close.
Parameters
| Name | Type | Description |
|---|---|---|
sourceoptional | series default close | Series to use. Omit it when the first argument is a number — ema(9) means ema(close, 9). |
length | int default 14 | Lookback in bars. Default 14. |
Return value
series
Short form: if the first argument is a number, Dovee uses close as the source.
Example
oscillator line = trendstrength(14) plot line as "Trend Strength Index" level 0 as "Zero" gray