<?php
$a = array('foo' => "xyz", null => "abc");
$b = array('bar' => "baz", null => "xyz");
var_dump(array_merge($a,$b));
var_dump(merge($a,$b));
function merge(array $a, array $b)
{
foreach ($b as $key => $value) {
if (isset($a[$key])) {
if (is_int($key)) {
$a[] = $value;
} elseif (is_array($value) && is_array($a[$key])) {
$a[$key] = static::merge($a[$key], $value);
} else {
$a[$key] = $value;
}
} else {
$a[$key] = $value;
}
}
return $a;
}
- Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28
- array(3) {
["foo"]=>
string(3) "xyz"
[""]=>
string(3) "xyz"
["bar"]=>
string(3) "baz"
}
array(3) {
["foo"]=>
string(3) "xyz"
[""]=>
string(3) "xyz"
["bar"]=>
string(3) "baz"
}
- Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
- Parse error: syntax error, unexpected T_STATIC in /in/PZ3TI on line 18
Process exited with code 255. - Output for 5.0.0 - 5.0.5
- Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/PZ3TI on line 11
Process exited with code 255. - Output for 4.4.2 - 4.4.9
- Parse error: syntax error, unexpected T_ARRAY, expecting ')' in /in/PZ3TI on line 11
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
- Parse error: parse error, unexpected T_ARRAY, expecting ')' in /in/PZ3TI on line 11
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error, expecting `')'' in /in/PZ3TI on line 11
Process exited with code 255.
preferences:
289.33 ms | 1395 KiB | 200 Q