trader_bbands
PECL trader >= 0.2.0
trader_bbands - Bollinger Bands
Manual
trader_bbands(
array$real,
[int$timePeriod],
[float$nbDevUp],
[float$nbDevDn],
[int$mAType]
): array
array$real,
[int$timePeriod],
[float$nbDevUp],
[float$nbDevDn],
[int$mAType]
): array
Parameters
- real
-
Array of real values.
- timePeriod
-
Number of period. Valid range from 2 to 100000.
- nbDevUp
-
Deviation multiplier for upper band. Valid range from TRADER_REAL_MIN to TRADER_REAL_MAX.
- nbDevDn
-
Deviation multiplier for lower band. Valid range from TRADER_REAL_MIN to TRADER_REAL_MAX.
- mAType
-
Type of Moving Average. TRADER_MA_TYPE_* series of constants should be used.
Return Values
Returns an array with calculated data or false on failure.