Trader 函数
PHP Manual

trader_sar

(PECL trader >= 0.2.0)

trader_sarParabolic SAR

说明

array trader_sar ( array $high , array $low [, float $acceleration [, float $maximum ]] )

参数

high

High price, array of real values.

low

Low price, array of real values.

acceleration

Acceleration Factor used up to the Maximum value. Valid range from 0 to TRADER_REAL_MAX.

maximum

Acceleration Factor Maximum value. Valid range from 0 to TRADER_REAL_MAX.

返回值

Returns an array with calculated data or false on failure.


Trader 函数
PHP Manual