PHPerKaigi 2021

trader_cos

(PECL trader >= 0.2.0)

trader_cosVector Trigonometric Cos

Description

trader_cos ( array $real ) : array

Calculates the cosine for each value in real and returns the resulting array.

Parameters

real

Array of real values.

Return Values

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
24 days ago
<?php

$real
= array(0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1, 1.1);

$result = trader_cos($real);

var_dump($result);
/*
array(12) {
  [0]=>
  float(1)
  [1]=>
  float(0.995)
  [2]=>
  float(0.98)
  [3]=>
  float(0.955)
  [4]=>
  float(0.921)
  [5]=>
  float(0.878)
  [6]=>
  float(0.825)
  [7]=>
  float(0.765)
  [8]=>
  float(0.697)
  [9]=>
  float(0.622)
  [10]=>
  float(0.54)
  [11]=>
  float(0.454)
}
}
*/
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