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trader_bop

(PECL trader >= 0.2.0)

trader_bop — Balance Of Power

说明

trader_bop(
    array $open,
    array $high,
    array $low,
    array $close
): array

参数

open: 开盘价，浮点数数组。
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。

返回值

Returns an array with calculated data or false on failure.

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User Contributed Notes 1 note

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geekgirl dot joy at gmail dot com ¶

3 years ago


<?php

$opens = array(135.83, 139.52, 143.43, 143.6);
$highs = array(136.74, 141.99, 144.3, 144.3);
$lows = array(130.21, 136.7, 140.41, 141.37);
$closes = array(131.96, 137.09, 142.06, 143.16);

// (Close - Open) / (High - Low)
$Balance_Of_Power = trader_bop($opens, $highs, $lows, $closes);

var_dump($Balance_Of_Power);
/*
array(4) {
  [0]=>
  float(-0.593) // (131.96 - 135.83) / (136.74 - 130.21)
  [1]=>
  float(-0.459) // (137.09 - 139.52) / (141.99 - 136.7)
  [2]=>
  float(-0.352) // (142.06 - 143.43) / (144.3 - 140.41)
  [3]=>
  float(-0.15)  // (143.16 - 143.6) / (144.3 - 141.37)
}
*/

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