trader_acos

(PECL trader >= 0.2.0)

trader_acosVector Trigonometric ACos

説明

trader_acos(array $real): array

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

パラメータ

real

実数値の配列。

戻り値

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
$real = array(1, 0.5, 1, 0.5, 0.2, 0.3, 0.5, 0.8, 0.9, 0.5);
$result = trader_acos($real);
var_dump($result);
/*
array(10) {
[0]=>
float(0)
[1]=>
float(1.047)
[2]=>
float(0)
[3]=>
float(1.047)
[4]=>
float(1.369)
[5]=>
float(1.266)
[6]=>
float(1.047)
[7]=>
float(0.644)
[8]=>
float(0.451)
[9]=>
float(1.047)
}
*/
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