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@ 2015-11-10T22:48:51Z

<?php

class Products
{
    public $barrels;
}
$products = array();
for($i = 0; $i < 5; $i++) {
    ${'prod'.$i} = new Products;
    ${'prod'.$i}->barrels->chemID = $i;
    ${'prod'.$i}->barrels->catID = $i;
    array_push($products,${'prod'.$i});
}
var_dump($products);

class Carts
{
    public $chemID;
    public $catID;
}
$carts = array();
for($i = 0; $i < 5; $i++) {
    ${'cart'.$i} = new Carts;
    ${'cart'.$i}->chemID = ($i % 2 == 0 ? $i : $i + 2);
    ${'cart'.$i}->catID = ($i % 2 == 0 ? $i : $i + 3);
    array_push($carts,${'cart'.$i});
}
var_dump($carts);
$cnt = 0;
foreach($products as $pkey=>$pobj) {
    foreach($carts as $ckey=>$cobj) {
        if($cobj->chemID == $pobj->barrels->chemID && $cobj->catID == $pobj->barrels->catID) {
          $cnt++;
        }
    }
}
echo 'Count of matches: ' . $cnt;

Output for rfc.property-hooks: Fatal error: Uncaught Error: Attempt to assign property "chemID" on null in /in/uXFIq:10 Stack trace: #0 {main} thrown in /in/uXFIq on line 10
Process exited with code 255.

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2022-12-01 RFC: Property hooks - included in PHP 8.4
2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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