<?php
$a = array('a'=>1,'b'=>2,'c'=>3);
$b = array('a'=>'aa','b'=>'bb');
var_dump(array_combine(
array_map(
function($key) use ($b) {
return isset($b[$key]) ? $b[$key] : $key;
},
array_keys($a)
),
array_values($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, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- array(3) {
["aa"]=>
int(1)
["bb"]=>
int(2)
["c"]=>
int(3)
}
- Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
- Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/IDBcF on line 7
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, 5.0.0 - 5.0.5
- Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/IDBcF on line 7
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error, expecting `')'' in /in/IDBcF on line 7
Process exited with code 255.
preferences:
236.75 ms | 401 KiB | 369 Q