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  1. <?php
  2. class Comparator {
  3.     public function __get($x) {
  4.         return function($a, $b)use($x) {return strcasecmp($a[$x], $b[$x]);};
  5.     }
  6. }
  7.  
  8. $_ = new Comparator;
  9.  
  10. $data = array(
  11.     array('name' => 'xyu', 'length' => '30'),
  12.     array('name' => 'pizda', 'length' => '0'),
  13.     array('name' => 'dzhigurda', 'length' => '200')
  14. );
  15.  
  16. usort($data, $_->name);
  17.  
  18. var_dump($data);
Success #stdin #stdout 0.01s 82560KB
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stdin
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Standard input is empty
stdout
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array(3) {
  [0]=>
  array(2) {
    ["name"]=>
    string(9) "dzhigurda"
    ["length"]=>
    string(3) "200"
  }
  [1]=>
  array(2) {
    ["name"]=>
    string(5) "pizda"
    ["length"]=>
    string(1) "0"
  }
  [2]=>
  array(2) {
    ["name"]=>
    string(3) "xyu"
    ["length"]=>
    string(2) "30"
  }
}
https://ideone.com/u4T5f4
language:
PHP (php 7.3.5)
created:
7 years ago
visibility:
public

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