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@ 2023-01-23T01:45:35Z

<?php

$data = [
    [
        'Access ID' => 12345,
        'Registration Date' => '2018-02-27',
        'First Name' => 'Damian',
        'Last Name' => 'Martin',
        'Flying Tour' => ''
    ],
    [
        'Access ID' => 12345,
        'Registration Date' => '2018-02-27',
        'First Name' => 'Damian',
        'Last Name' => 'Martin',
        'Flying Tour' => 'Yes going'
    ],
    [
        'Access ID' => 789456,
        'Registration Date' => '2018-03-27',
        'First Name' => 'Ricky',
        'Last Name' => 'Smith',
        'Flying Tour' => ''
    ],
    [
        'Access ID' => 789456,
        'Registration Date' => '2018-03-27',
        'First Name' => 'Ricky',
        'Last Name' => 'Smith',
        'Flying Tour' => 'Two way going',
    ],
    [
        'Access ID' => 987654,
        'Registration Date' => '2018-04-27',
        'First Name' => 'Darron',
        'Last Name' => 'Butt',
        'Flying Tour' => ''
    ]
];

$result = [];
foreach ($data as $row) {
    if (empty($result[$row['Access ID']]['Flying Tour'])) {
        $result[$row['Access ID']] = $row;
    }
}
var_export(array_values($result));

Output for git.master, git.master_jit, rfc.property-hooks: array ( 0 => array ( 'Access ID' => 12345, 'Registration Date' => '2018-02-27', 'First Name' => 'Damian', 'Last Name' => 'Martin', 'Flying Tour' => 'Yes going', ), 1 => array ( 'Access ID' => 789456, 'Registration Date' => '2018-03-27', 'First Name' => 'Ricky', 'Last Name' => 'Smith', 'Flying Tour' => 'Two way going', ), 2 => array ( 'Access ID' => 987654, 'Registration Date' => '2018-04-27', 'First Name' => 'Darron', 'Last Name' => 'Butt', 'Flying Tour' => '', ), )

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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