trader_mult
(PECL trader >= 0.2.0)
trader_mult — Vector Arithmetic Mult
说明
Calculates the vector dot product of real0 with
real1 and returns the resulting vector.
参数
real0-
浮点数数组。
real1-
浮点数数组。
返回值
Returns an array with calculated data or false on failure.
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用户贡献的备注 1 note
geekgirl dot joy at gmail dot com ¶
4 years ago
<?php
$result = trader_mult([1,2,3,4,5], [6,7,8,9,10]);
var_dump($result);
/*
array(5) {
[0]=>
float(6) // 1 * 6
[1]=>
float(14) // 2 * 7
[2]=>
float(24) // 3 * 8
[3]=>
float(36) // 4 * 9
[4]=>
float(50) // 5 * 10
}
*/