<?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
}
*/
(PECL trader >= 0.2.0)
trader_mult — Vector Arithmetic Mult
Calculates the vector dot product of real0
with
real1
and returns the resulting vector.
real0
浮点数数组。
real1
浮点数数组。
Returns an array with calculated data or false on failure.
<?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
}
*/