trader_sar

(PECL trader >= 0.2.0)

trader_sar — Parabolic SAR

说锟斤拷

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

锟斤拷锟斤拷

high

锟竭价ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟介。

low

锟酵价ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟介。

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.

锟斤拷锟斤拷值

Returns an array with calculated data or false on failure.