<?php
$data = array(
array('id' => 1, 'name' => 'John Snow', 'score' => 80),
array('id' => 2, 'name' => 'John Fire', 'score' => 50),
array('id' => 3, 'name' => 'John Water', 'score' => 79),
array('id' => 4, 'name' => 'John Leaf', 'score' => 80),
);
$scores = array();
foreach ($data as $v)
$scores[$v['score']] = 1;
// sort by keys
krsort($scores);
// assign proper ranks to each score
$rank = 1;
foreach ($scores as &$v)
$v = $rank++;
// assign ranks
foreach ($data as &$v)
$v['rank'] = $scores[$v['score']];
print_r($data);
- Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- Array
(
[0] => Array
(
[id] => 1
[name] => John Snow
[score] => 80
[rank] => 1
)
[1] => Array
(
[id] => 2
[name] => John Fire
[score] => 50
[rank] => 3
)
[2] => Array
(
[id] => 3
[name] => John Water
[score] => 79
[rank] => 2
)
[3] => Array
(
[id] => 4
[name] => John Leaf
[score] => 80
[rank] => 1
)
)
- Output for 4.4.2 - 4.4.9
- Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/16Q2f on line 19
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
- Parse error: parse error, unexpected '&', expecting T_VARIABLE or '$' in /in/16Q2f on line 19
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/16Q2f on line 19
Process exited with code 255.
preferences:
293.3 ms | 401 KiB | 400 Q