<?php
$a = array(array(0),array(1),array(2),array(3),array(4));
foreach ($a as $k => $v) {
echo $k .' => ' . json_encode($v) . PHP_EOL;
$i = 0;
// for ($i = 0; $i < 2; $i++) {
$new = $v;
$new[] = $i;
array_push($a, $new);
// }
echo $k .' => ' . json_encode($v) . PHP_EOL;
}
var_dump($a);
- Output for 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 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 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
- 0 => [0]
0 => [0]
1 => [1]
1 => [1]
2 => [2]
2 => [2]
3 => [3]
3 => [3]
4 => [4]
4 => [4]
array(10) {
[0]=>
array(1) {
[0]=>
int(0)
}
[1]=>
array(1) {
[0]=>
int(1)
}
[2]=>
array(1) {
[0]=>
int(2)
}
[3]=>
array(1) {
[0]=>
int(3)
}
[4]=>
array(1) {
[0]=>
int(4)
}
[5]=>
array(2) {
[0]=>
int(0)
[1]=>
int(0)
}
[6]=>
array(2) {
[0]=>
int(1)
[1]=>
int(0)
}
[7]=>
array(2) {
[0]=>
int(2)
[1]=>
int(0)
}
[8]=>
array(2) {
[0]=>
int(3)
[1]=>
int(0)
}
[9]=>
array(2) {
[0]=>
int(4)
[1]=>
int(0)
}
}
preferences:
241.38 ms | 405 KiB | 267 Q