<?php
$x = [0, 1, 2, 3];
unset($x[0]); // There's no index 0.
function foo(...$arg) {
var_dump($arg);
}
foo($x); // Yet no errors or nothing: [0 => 1, 1 => 2, 2 => 3]
$y = [0, 1];
$y[3] = 3; // Adding elements out of order.
$y[2] = 2;
var_dump($y); // Out of order: [0 => 0, 1 => 1, 3 => 3, 2 => 2]
foo(...$y); // Uses the order, not the indexes: [0 => 0, 1 => 1, 2 => 3, 3 => 2]
- Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 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
- array(1) {
[0]=>
array(3) {
[1]=>
int(1)
[2]=>
int(2)
[3]=>
int(3)
}
}
array(4) {
[0]=>
int(0)
[1]=>
int(1)
[3]=>
int(3)
[2]=>
int(2)
}
array(4) {
[0]=>
int(0)
[1]=>
int(1)
[2]=>
int(3)
[3]=>
int(2)
}
- 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(1) {
[0]=>
array(3) {
[1]=>
int(1)
[2]=>
int(2)
[3]=>
int(3)
}
}
array(4) {
[0]=>
int(0)
[1]=>
int(1)
[3]=>
int(3)
[2]=>
int(2)
}
array(4) {
[0]=>
int(0)
[1]=>
int(1)
[2]=>
int(3)
[3]=>
int(2)
}
preferences:
228.65 ms | 402 KiB | 291 Q