Sign ( double number);
Default values:
Description
Returns the algebraic sign of a number: 1 if the number is positive, 0 if zero and -1 if negative.
Input parameters
| Parameter | Default value | Description |
|---|---|---|
| number | - | Defines the number whose sign is found. |
Example 1
declare lower;
plot Trend = Sign( ExpAverage(close, 15) - ExpAverage(close, 30) );
The example draws a plot showing the current trend as 1(bullish), 0(neutral), or -1(bearish) values depending on the difference between two EMAs.
Example 2
declare lower;
plot Data = Average(Sign(close - close[1]) * (high - low), 15);
The example draws the average range for 15 bars considering the closing price change as compared to the previous bar.