<?php
$a = [['a' => 1], ['a' => 3], ['a' => 5], ['a' => 7]];
foreach($a as &$item)
{
$item['b'] = $item['a'] + 1;
}
var_dump($a);
echo "\n";
foreach($a as $item)
{
echo "{$item['a']} - {$item['b']}\n";
}
echo "\n";
var_dump($a);
- Output for 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 - 8.3.4, 8.3.6 - 8.3.7
- array(4) {
[0]=>
array(2) {
["a"]=>
int(1)
["b"]=>
int(2)
}
[1]=>
array(2) {
["a"]=>
int(3)
["b"]=>
int(4)
}
[2]=>
array(2) {
["a"]=>
int(5)
["b"]=>
int(6)
}
[3]=>
&array(2) {
["a"]=>
int(7)
["b"]=>
int(8)
}
}
1 - 2
3 - 4
5 - 6
5 - 6
array(4) {
[0]=>
array(2) {
["a"]=>
int(1)
["b"]=>
int(2)
}
[1]=>
array(2) {
["a"]=>
int(3)
["b"]=>
int(4)
}
[2]=>
array(2) {
["a"]=>
int(5)
["b"]=>
int(6)
}
[3]=>
&array(2) {
["a"]=>
int(5)
["b"]=>
int(6)
}
}
- Output for 8.3.5
- Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0
array(4) {
[0]=>
array(2) {
["a"]=>
int(1)
["b"]=>
int(2)
}
[1]=>
array(2) {
["a"]=>
int(3)
["b"]=>
int(4)
}
[2]=>
array(2) {
["a"]=>
int(5)
["b"]=>
int(6)
}
[3]=>
&array(2) {
["a"]=>
int(7)
["b"]=>
int(8)
}
}
1 - 2
3 - 4
5 - 6
5 - 6
array(4) {
[0]=>
array(2) {
["a"]=>
int(1)
["b"]=>
int(2)
}
[1]=>
array(2) {
["a"]=>
int(3)
["b"]=>
int(4)
}
[2]=>
array(2) {
["a"]=>
int(5)
["b"]=>
int(6)
}
[3]=>
&array(2) {
["a"]=>
int(5)
["b"]=>
int(6)
}
}
preferences:
172.8 ms | 403 KiB | 157 Q