<?php
$arr = array(1, 2, 3, 4);
var_dump($arr);
foreach ($arr as &$value) {
$value = $value * 2;
}
var_dump($arr);
unset($value);
var_dump($arr);
?>
- Output for 5.2.1 - 5.2.17, 5.3.0 - 5.3.29, 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 - 7.1.25, 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(4) {
[0]=>
int(1)
[1]=>
int(2)
[2]=>
int(3)
[3]=>
int(4)
}
array(4) {
[0]=>
int(2)
[1]=>
int(4)
[2]=>
int(6)
[3]=>
&int(8)
}
array(4) {
[0]=>
int(2)
[1]=>
int(4)
[2]=>
int(6)
[3]=>
int(8)
}
- Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0
- array(4) {
[0]=>
int(1)
[1]=>
int(2)
[2]=>
int(3)
[3]=>
int(4)
}
array(4) {
[0]=>
&int(2)
[1]=>
&int(4)
[2]=>
&int(6)
[3]=>
&int(8)
}
array(4) {
[0]=>
&int(2)
[1]=>
&int(4)
[2]=>
&int(6)
[3]=>
int(8)
}
- Output for 4.4.2 - 4.4.9
- Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/R13p5 on line 7
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
- Parse error: parse error, unexpected '&', expecting T_VARIABLE or '$' in /in/R13p5 on line 7
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/R13p5 on line 7
Process exited with code 255.
preferences:
195.03 ms | 401 KiB | 328 Q