TRADER_VAR(3) 1 TRADER_VAR(3) trader_var - VarianceSYNOPSISarray trader_var (array $real, [integer $timePeriod], [float $nbDev])DESCRIPTIONPARAMETERSo $real - Array of real values. o $timePeriod - Number of period. Valid range from 2 to 100000. o $nbDev -RETURN VALUESReturns an array with calculated data or false on failure. PHP Documentation Group TRADER_VAR(3)
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