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@ 2022-02-23T11:43:48Z

<?php

$array1 = [
    ['sight_id' => 13, 'location' => 'Jodhpur, Rajasthan, India'],
    ['sight_id' => 14, 'location' => 'Jodhpur Jn, Jodhpur, Rajasthan, India'],
    ['sight_id' => 15, 'location' => 'D-Kirtinagar, Jodhpur, Rajasthan, India'],
];

$array2 = [
    ['sight_id' => 13, 'location' => 'Jodhpur, Rajasthan, India'],
    ['sight_id' => 14, 'location' => 'Jodhpur Jn, Jodhpur, Rajasthan, India'],
    ['sight_id' => 16, 'location' => 'Jaisalmer, Rajasthan, India'],
    ['sight_id' => 17, 'location' => 'Fort Road, Amar Sagar Pol, Jaisalmer, Rajasthan, India'],
];


function rowCompare($a, $b) {
    return $a <=> $b;
}

echo "Intersection:\n";
var_export(
    array_uintersect($array1, $array2, 'rowCompare')
);

echo "\nUnique in first:\n";
var_export(
    array_udiff($array1, $array2, 'rowCompare')
);

echo "\nUnique in second:\n";
var_export(
    array_udiff($array2, $array1, 'rowCompare')
);

Output for git.master, git.master_jit, rfc.property-hooks: Intersection: array ( 0 => array ( 'sight_id' => 13, 'location' => 'Jodhpur, Rajasthan, India', ), 1 => array ( 'sight_id' => 14, 'location' => 'Jodhpur Jn, Jodhpur, Rajasthan, India', ), ) Unique in first: array ( 2 => array ( 'sight_id' => 15, 'location' => 'D-Kirtinagar, Jodhpur, Rajasthan, India', ), ) Unique in second: array ( 2 => array ( 'sight_id' => 16, 'location' => 'Jaisalmer, Rajasthan, India', ), 3 => array ( 'sight_id' => 17, 'location' => 'Fort Road, Amar Sagar Pol, Jaisalmer, Rajasthan, India', ), )

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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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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