<?php
function refArray($arr)
{
var_dump($arr);
$refs = array();
foreach ($arr as $key => $value)
$refs[$key] = &$arr[$key];
var_dump($refs);
return $refs;
}
$arr = [3, "hello", 0.8, null];
$referenceArray = refArray($arr);
echo "----------------------\r\n";
var_dump($arr);
var_dump($referenceArray);
- Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.17 - 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(4) {
[0]=>
int(3)
[1]=>
string(5) "hello"
[2]=>
float(0.8)
[3]=>
NULL
}
array(4) {
[0]=>
&int(3)
[1]=>
&string(5) "hello"
[2]=>
&float(0.8)
[3]=>
&NULL
}
----------------------
array(4) {
[0]=>
int(3)
[1]=>
string(5) "hello"
[2]=>
float(0.8)
[3]=>
NULL
}
array(4) {
[0]=>
int(3)
[1]=>
string(5) "hello"
[2]=>
float(0.8)
[3]=>
NULL
}
- Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
- Parse error: syntax error, unexpected '[' in /in/rB8su on line 12
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 '[' in /in/rB8su on line 12
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/rB8su on line 12
Process exited with code 255.
preferences:
247.68 ms | 401 KiB | 339 Q