<?php
class A implements ArrayAccess{
function offsetGet($foo){
print_r($foo);
}
function offsetSet($x, $v){
print_r($x);
print_r($v);
}
function offsetUnset($x){
print_r($x);
}
function offsetExists($x){
print_r($x);
}
}
$x = new A;
$x[new ArrayObject] = "x";
Deprecated: Return type of A::offsetExists($x) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/BfMHt on line 14
Deprecated: Return type of A::offsetGet($foo) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/BfMHt on line 4
Deprecated: Return type of A::offsetSet($x, $v) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/BfMHt on line 7
Deprecated: Return type of A::offsetUnset($x) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/BfMHt on line 11
ArrayObject Object
(
[storage:ArrayObject:private] => Array
(
)
)
x
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0
Deprecated: Return type of A::offsetExists($x) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/BfMHt on line 14
Deprecated: Return type of A::offsetGet($foo) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/BfMHt on line 4
Deprecated: Return type of A::offsetSet($x, $v) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/BfMHt on line 7
Deprecated: Return type of A::offsetUnset($x) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/BfMHt on line 11
ArrayObject Object
(
[storage:ArrayObject:private] => Array
(
)
)
x