trader_sar
(PECL trader >= 0.2.0)
trader_sar — Parabolic SAR
说明
trader_sar (
array
$high
,
array $low
[,
float $acceleration
[,
float $maximum
]] ) :
array
参数
-
high
-
高价,浮点数数组。
-
low
-
低价,浮点数数组。
-
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.