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<?php $data = array( array("id"=>3, "name"=>"peter"), array("id"=>1, "name"=>"steve"), array("id"=>5, "name"=>"damian"), array("id"=>9, "name"=>"ethan") ); $c = function($key, $order = SORT_DESC) { return function($a, $b) { if ($order === SORT_ASC) $order = -1; else $order = 1; if (is_numeric($a[$key])) return $order* ($a[$key] - $b[$key]); if (is_string($a[$key])) return $order*strcmp($a[$key], $b[$key]); return 0; }; }; usort($data, $c("id")); print_r($data);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Undefined variable $order in /in/BeqNd on line 12 Warning: Undefined variable $key in /in/BeqNd on line 17 Warning: Undefined array key "" in /in/BeqNd on line 17 Warning: Undefined variable $key in /in/BeqNd on line 19 Warning: Undefined array key "" in /in/BeqNd on line 19 Warning: Undefined variable $order in /in/BeqNd on line 12 Warning: Undefined variable $key in /in/BeqNd on line 17 Warning: Undefined array key "" in /in/BeqNd on line 17 Warning: Undefined variable $key in /in/BeqNd on line 19 Warning: Undefined array key "" in /in/BeqNd on line 19 Warning: Undefined variable $order in /in/BeqNd on line 12 Warning: Undefined variable $key in /in/BeqNd on line 17 Warning: Undefined array key "" in /in/BeqNd on line 17 Warning: Undefined variable $key in /in/BeqNd on line 19 Warning: Undefined array key "" in /in/BeqNd on line 19 Array ( [0] => Array ( [id] => 3 [name] => peter ) [1] => Array ( [id] => 1 [name] => steve ) [2] => Array ( [id] => 5 [name] => damian ) [3] => Array ( [id] => 9 [name] => ethan ) )
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: order in /in/BeqNd on line 12 Notice: Undefined variable: key in /in/BeqNd on line 17 Notice: Undefined index: in /in/BeqNd on line 17 Notice: Undefined variable: key in /in/BeqNd on line 19 Notice: Undefined index: in /in/BeqNd on line 19 Notice: Undefined variable: order in /in/BeqNd on line 12 Notice: Undefined variable: key in /in/BeqNd on line 17 Notice: Undefined index: in /in/BeqNd on line 17 Notice: Undefined variable: key in /in/BeqNd on line 19 Notice: Undefined index: in /in/BeqNd on line 19 Notice: Undefined variable: order in /in/BeqNd on line 12 Notice: Undefined variable: key in /in/BeqNd on line 17 Notice: Undefined index: in /in/BeqNd on line 17 Notice: Undefined variable: key in /in/BeqNd on line 19 Notice: Undefined index: in /in/BeqNd on line 19 Array ( [0] => Array ( [id] => 3 [name] => peter ) [1] => Array ( [id] => 1 [name] => steve ) [2] => Array ( [id] => 5 [name] => damian ) [3] => Array ( [id] => 9 [name] => ethan ) )
Output for 7.3.32 - 7.3.33
Array ( [0] => Array ( [id] => 3 [name] => peter ) [1] => Array ( [id] => 1 [name] => steve ) [2] => Array ( [id] => 5 [name] => damian ) [3] => Array ( [id] => 9 [name] => ethan ) )
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Notice: Undefined variable: order in /in/BeqNd on line 12 Notice: Undefined variable: key in /in/BeqNd on line 17 Notice: Undefined index: in /in/BeqNd on line 17 Notice: Undefined variable: key in /in/BeqNd on line 19 Notice: Undefined index: in /in/BeqNd on line 19 Notice: Undefined variable: order in /in/BeqNd on line 12 Notice: Undefined variable: key in /in/BeqNd on line 17 Notice: Undefined index: in /in/BeqNd on line 17 Notice: Undefined variable: key in /in/BeqNd on line 19 Notice: Undefined index: in /in/BeqNd on line 19 Notice: Undefined variable: order in /in/BeqNd on line 12 Notice: Undefined variable: key in /in/BeqNd on line 17 Notice: Undefined index: in /in/BeqNd on line 17 Notice: Undefined variable: key in /in/BeqNd on line 19 Notice: Undefined index: in /in/BeqNd on line 19 Notice: Undefined variable: order in /in/BeqNd on line 12 Notice: Undefined variable: key in /in/BeqNd on line 17 Notice: Undefined index: in /in/BeqNd on line 17 Notice: Undefined variable: key in /in/BeqNd on line 19 Notice: Undefined index: in /in/BeqNd on line 19 Array ( [0] => Array ( [id] => 9 [name] => ethan ) [1] => Array ( [id] => 5 [name] => damian ) [2] => Array ( [id] => 1 [name] => steve ) [3] => Array ( [id] => 3 [name] => peter ) )
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/BeqNd on line 10
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, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/BeqNd on line 10
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/BeqNd on line 10
Process exited with code 255.
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