Created
April 4, 2018 09:01
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use reference call in PHP
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<?php | |
$data = range(1, 10); | |
print_r($data); | |
x2val($data); | |
print_r($data); | |
function x2val(&$data) { | |
foreach ($data as &$val) { | |
$val = $val * 2; | |
} | |
} | |
// output | |
// Array | |
// ( | |
// [0] => 1 | |
// [1] => 2 | |
// [2] => 3 | |
// [3] => 4 | |
// [4] => 5 | |
// [5] => 6 | |
// [6] => 7 | |
// [7] => 8 | |
// [8] => 9 | |
// [9] => 10 | |
// ) | |
// Array | |
// ( | |
// [0] => 2 | |
// [1] => 4 | |
// [2] => 6 | |
// [3] => 8 | |
// [4] => 10 | |
// [5] => 12 | |
// [6] => 14 | |
// [7] => 16 | |
// [8] => 18 | |
// [9] => 20 | |
// ) |
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