GoLang trader_bbands

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PHP trader_bbands

PHP original manual for trader_bbands [ show | php.net ]

trader_bbands

(PECL trader >= 0.2.0)

trader_bbandsBollinger Bands

Description

array trader_bbands ( array $real [, int $timePeriod [, float $nbDevUp [, float $nbDevDn [, int $mAType ]]]] )

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.