PHP Manual
Trader 函数
Rate of change Percentage: (price-prevPrice)/prevPrice

trader_rocp

(PECL trader >= 0.2.0)

trader_rocp — Rate of change Percentage: (price-prevPrice)/prevPrice

说明

trader_rocp ( array $real [, int $timePeriod ] ) : array

参数

real: 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.

相关文章

php trader 函数 average directional movement index rating php trader 函数 absolute price oscillator php trader 函数 average price php trader 函数 three outside up/down php trader 函数 evening star php trader 函数 ladder bottom php trader 函数 stalled pattern php trader 函数 directional movement index php trader 函数 linear regression slope php trader 函数 median price php trader 函数 midpoint price over period php trader 函数 lowest value over a specified period php trader 函数 percentage price oscillator php trader 函数 rate of change price/prevprice 1 *100 php trader 函数 rate of change percentage price prevprice /prevprice php trader 函数 rate of change ratio price/prevprice php trader 函数 rate of change ratio 100 scale price/prevprice *100 php trader 函数 1 day rate of change roc of a triple smooth ema php trader 函数 typical price php trader 函数 weighted close price

关注编程学问公众号