<?php
$arr1 = [1,2,3];
$arr2 = $arr1;
$arr2[1] = 2;
debug_zval_dump('arr2');
key($arr2);
debug_zval_dump('arr2');
unset($arr1);
unset($arr2);
$arr1 = [1,2,3];
$arr2 = $arr1;
debug_zval_dump('arr2');
end($arr2);
debug_zval_dump('arr2');
- Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- string(4) "arr2" interned
string(4) "arr2" interned
string(4) "arr2" interned
string(4) "arr2" interned
- Output for 5.4.0 - 5.4.25, 5.4.27 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0, 7.1.7 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
- string(4) "arr2" refcount(1)
string(4) "arr2" refcount(1)
string(4) "arr2" refcount(1)
string(4) "arr2" refcount(1)
- Output for 7.1.5 - 7.1.6
- string(4) "arr2" refcount(2)
string(4) "arr2" refcount(2)
string(4) "arr2" refcount(2)
string(4) "arr2" refcount(2)
- Output for 5.4.26
Process exited with code 137.
preferences:
197.65 ms | 401 KiB | 228 Q