PHP - Manual: trader_correl
2024-11-12
(PECL trader >= 0.2.0)
trader_correl — Pearson's Correlation Coefficient (r)
$real0
, array $real1
, int $timePeriod
= ?): array
real0
浮点数数组。
real1
浮点数数组。
timePeriod
Number of period. Valid range from 2 to 100000.
Returns an array with calculated data or false on failure.
官方地址:https://www.php.net/manual/en/function.trader-correl.php