Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.php > #18734

Re: ArrayObject vs array

Show all headers | View raw

Il 23/07/21 19:39, Jerry Stuckle ha scritto:
> On 7/23/2021 5:16 AM, alex wrote:
>> class C implements ArrayAccess, Countable, IteratorAggregate, 
>> Serializable {
>>
>>      private $container = ['a', 'b'];
>>
>>      public function offsetSet($offset, $value) {
>>          if (is_null($offset)) {
>>              $this->container[] = $value;
>>          } else {
>>              $this->container[$offset] = $value;
>>          }
>>      }
>>
>>      public function offsetExists($offset) {
>>          return isset($this->container[$offset]);
>>      }
>>
>>      public function offsetUnset($offset) {
>>          unset($this->container[$offset]);
>>      }
>>
>>      public function offsetGet($offset) {
>>          return isset($this->container[$offset]) ? 
>> $this->container[$offset] : null;
>>      }
>>
>>      public function count() {
>>          return count($this->container);
>>      }
>>
>>      public function getIterator() {
>>          return new ArrayIterator($this->container);
>>      }
>>
>>      public function serialize() {
>>          return serialize($this->container);
>>      }
>>
>>      public function unserialize($data) {
>>          $this->container = unserialize($data);
>>      }
>>
>>      public function getData() {
>>          return $this->container;
>>      }
>>
>> }
>>
>> print_r(
>>          (array) new ArrayObject(['a', 'b'])
>> );
>> print_r(
>>          (array) new C
>> );
>>
>> Output:
>>
>> Array
>> (
>>      [0] => a
>>      [1] => b
>> )
>> Array
>> (
>>      [Ccontainer] => Array
>>          (
>>              [0] => a
>>              [1] => b
>>          )
>>
>> )
>>
>> Because the result is not the same?
> 
> An object is not the same as a basic type.  A basic type holds one or 
> more values.  An object can also have methods to operate on those 
> values.  The two are not compatible.
> 

Could you tell me what these methods are?

Back to comp.lang.php | Previous | Next — Previous in thread | Next in thread | Find similar

Thread

ArrayObject vs array alex <1j9448a02@lnx159sneakemail.com.invalid> - 2021-07-23 11:16 +0200
  Re: ArrayObject vs array Jerry Stuckle <jstucklex@attglobal.net> - 2021-07-23 13:39 -0400
    Re: ArrayObject vs array alex <1j9448a02@lnx159sneakemail.com.invalid> - 2021-07-24 08:26 +0200
      Re: ArrayObject vs array "J.O. Aho" <user@example.net> - 2021-07-24 12:10 +0200
        Re: ArrayObject vs array alex <1j9448a02@lnx159sneakemail.com.invalid> - 2021-07-24 13:05 +0200
          Re: ArrayObject vs array Jerry Stuckle <jstucklex@attglobal.net> - 2021-07-24 12:56 -0400
            Re: ArrayObject vs array alex <1j9448a02@lnx159sneakemail.com.invalid> - 2021-07-25 11:13 +0200
              Re: ArrayObject vs array "J.O. Aho" <user@example.net> - 2021-07-25 11:48 +0200
                Re: ArrayObject vs array alex <1j9448a02@lnx159sneakemail.com.invalid> - 2021-07-26 10:14 +0200
                Re: ArrayObject vs array "J.O. Aho" <user@example.net> - 2021-07-26 11:11 +0200
                Re: ArrayObject vs array Arno Welzel <usenet@arnowelzel.de> - 2021-07-26 12:16 +0200

csiph-web