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trader_willr

(PECL trader >= 0.2.0)

trader_willrWilliams' %R

说明

array trader_willr ( array $high , array $low , array $close [, int $timePeriod ] )

参数

high

高价,浮点数数组。

low

低价,浮点数数组。

close

收盘价,浮点数数组。

timePeriod

Number of period. Valid range from 2 to 100000.

返回值

Returns an array with calculated data or false on failure.

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