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我正在尝试使用PHP 交易函数(可用作PECL扩展)来计算各种证券的移动平均收敛/差异(MACD).但是,返回的值似乎与我的计算不符.

考虑以下一系列股票的收盘价:

$close = array (
  0 => 459.99,
  1 => 448.85,
  2 => 446.06,
  3 => 450.81,
  4 => 442.8,
  5 => 448.97,
  6 => 444.57,
  7 => 441.4,
  8 => 430.47,
  9 => 420.05,
  10 => 431.14,
  11 => 425.66,
  12 => 430.58,
  13 => 431.72,
  14 => 437.87,
  15 => 428.43,
  16 => 428.35,
  17 => 432.5,
  18 => 443.66,
  19 => 455.72,
  20 => 454.49,
  21 => 452.08,
  22 => 452.73,
  23 => 461.91, …