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@ 2018-05-31T11:32:52Z

<?php

$externalProducts = json_decode('{
"Filter": {
    "Title": "All Products"
},
"Products": [{
        "Type": "Jacket",
        "Price": 75,
        "ExpiryDate": "2018-06-30",
        "StockNumber": "180220/003",
        "Created": "2018-02-20 12:24:06",
        "Modified": "2018-05-30 02:00:23"
    },
    {
        "Type": "Jeans",
        "Price": 150,
        "ExpiryDate": "2018-06-30",
        "StockNumber": "180221/004",
        "Created": "2017-08-10 15:11:44",
        "Modified": "2018-05-30 02:00:22"
    },
    {
        "Type": "Jacket",
        "Price": 240,
        "ExpiryDate": "2018-06-30",
        "StockNumber": "150804/012",
        "Created": "2015-08-04 17:03:42",
        "Modified": "2018-05-30 02:00:22"
    }
    ]
}',true);
$internalProducts = json_decode('"localProducts": [{
    "title": "Fur Coat",
    "id": 16526,
    "created_at": "2018-05-17T10:15:45Z",
    "updated_at": "2018-05-17T10:15:45Z",
    "sku": "180514/001",
    "price": "75.00",
    "regular_price": "75.00",
    "categories": [
        "Jackets",
    ],
},
{
    "title": "Ripped Jeans",
    "id": 16527,
    "created_at": "2018-05-17T10:15:45Z",
    "updated_at": "2018-05-17T10:15:45Z",
    "sku": "180221/004",
    "price": "150.00",
    "regular_price": "150.00",
    "categories": [
        "Jeans",
    ],
},
{
    "title": "Leather Jacket",
    "id": 16528,
    "created_at": "2018-05-17T10:15:45Z",
    "updated_at": "2018-05-17T10:15:45Z",
    "sku": "150804/012",
    "price": "240.00",
    "regular_price": "240.00",
    "categories": [
        "Jackets",
    ],
    }
]',true);

var_dump($internalProducts);
$extstock = array_column($externalProducts, "StockNumber");
$intsku = array_column($internalProducts, "sku");

var_dump(array_diff($extstock, $intsku));

Output for 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: NULL Fatal error: Uncaught TypeError: array_column(): Argument #1 ($array) must be of type array, null given in /in/bl744:73 Stack trace: #0 /in/bl744(73): array_column(NULL, 'sku') #1 {main} thrown in /in/bl744 on line 73
Process exited with code 255.
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 NULL Fatal error: Uncaught TypeError: array_column(): Argument #1 ($array) must be of type array, null given in /in/bl744:73 Stack trace: #0 /in/bl744(73): array_column(NULL, 'sku') #1 {main} thrown in /in/bl744 on line 73
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33: NULL Warning: array_column() expects parameter 1 to be array, null given in /in/bl744 on line 73 Warning: array_diff(): Expected parameter 2 to be an array, null given in /in/bl744 on line 75 NULL
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33: NULL Warning: array_column() expects parameter 1 to be array, null given in /in/bl744 on line 73 Warning: array_diff(): Argument #2 is not an array in /in/bl744 on line 75 NULL

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