<?php
$array = [
['Rank' => 7, 'Suit' => 'Hearts'],
['Rank' => 3, 'Suit' => 'Hearts'],
['Rank' => 6, 'Suit' => 'Spades'],
['Rank' => 10, 'Suit' => 'Spades'],
['Rank' => 3, 'Suit' => 'Spades'],
['Rank' => 6, 'Suit' => 'Hearts'],
['Rank' => 2, 'Suit' => 'Clubs'],
];
$rankCounts = array_count_values(array_column($array, 'Rank'));
usort(
$array,
function($a, $b) use ($rankCounts) {
return [$rankCounts[$b['Rank']], $b['Rank']] <=> [$rankCounts[$a['Rank']], $a['Rank']];
}
);
var_export($array);
- Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.4, 8.3.6 - 8.3.7
- array (
0 =>
array (
'Rank' => 6,
'Suit' => 'Spades',
),
1 =>
array (
'Rank' => 6,
'Suit' => 'Hearts',
),
2 =>
array (
'Rank' => 3,
'Suit' => 'Hearts',
),
3 =>
array (
'Rank' => 3,
'Suit' => 'Spades',
),
4 =>
array (
'Rank' => 10,
'Suit' => 'Spades',
),
5 =>
array (
'Rank' => 7,
'Suit' => 'Hearts',
),
6 =>
array (
'Rank' => 2,
'Suit' => 'Clubs',
),
)
- 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
array (
0 =>
array (
'Rank' => 6,
'Suit' => 'Spades',
),
1 =>
array (
'Rank' => 6,
'Suit' => 'Hearts',
),
2 =>
array (
'Rank' => 3,
'Suit' => 'Hearts',
),
3 =>
array (
'Rank' => 3,
'Suit' => 'Spades',
),
4 =>
array (
'Rank' => 10,
'Suit' => 'Spades',
),
5 =>
array (
'Rank' => 7,
'Suit' => 'Hearts',
),
6 =>
array (
'Rank' => 2,
'Suit' => 'Clubs',
),
)
preferences:
195.1 ms | 403 KiB | 184 Q