<?php
class ArrayExtended implements ArrayAccess{
protected $ary = array();
public function __construct(array $a = null) {
if($a) $this->ary = $a;
}
// Useful methods
public function reverse() {
$this->ary = array_reverse($this->ary);
return $this;
}
public function flip() {
$this->ary = array_flip($this->ary);
return $this;
}
// Mandatory methods for ArrayAccess implementation
public function offsetExists($off){return array_key_exists($off,$this->ary);}
public function offsetGet($off){return $this->ary[$off];}
public function offsetSet($off,$val){if(is_null($off)) $this->ary[]=$val; else $this->ary[$off]=$val;}
public function offsetUnset($off){unset($this->ary[$off]);}
}
$o = new ArrayExtended(array('a','b'));
$o[] = 'c';
print_r((array)$o->reverse()->flip());
Deprecated: Return type of ArrayExtended::offsetExists($off) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/0SkWZ on line 22
Deprecated: Return type of ArrayExtended::offsetGet($off) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/0SkWZ on line 23
Deprecated: Return type of ArrayExtended::offsetSet($off, $val) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/0SkWZ on line 24
Deprecated: Return type of ArrayExtended::offsetUnset($off) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/0SkWZ on line 25
Array
(
[ * ary] => Array
(
[c] => 0
[b] => 1
[a] => 2
)
)