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function my_func($a) {
$a[] = 30;
}
$arr = array(10, 20);
my_func($arr);
var_dump($arr); // Output: array(10, 20)
??? ??? ???? ??? ?? ??? ??? ? ??? ???, ??? ??? ?? ????? ???.
function my_func(& $a) {
$a[] = 30;
}
?? ?? ??? ??? ??? ?? ??? ?????. function.
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$a = array(1, 2, 3); $b = $a; $b[] = 4; // $a still contains the original array (1, 2, 3)
??? ????? ?? ??? &? ???? ???.
$a = array(1, 2, 3); $b = & $a; $b[] = 4; // Both $a and $b now contain (1, 2, 3, 4)
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