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  1. <?php
  2.  
  3. echo "<pre>";
  4. $array = [
  5. 			['name'=>'gg','year'=>'1','semster'=>1],
  6. 			['name'=>'gg','year'=>'1','semster'=>2],
  7. 			['name'=>'gg','year'=>'2','semster'=>1]
  8. 			];
  9. $newArray = [];
  10.  
  11. foreach($array as $arr){
  12. 	$newArray[$arr['year']][$arr['semster']][] = $arr;
  13. 	}
  14. 	var_dump($newArray);
Success #stdin #stdout 0.02s 82880KB
comments ()
stdin 
Standard input is empty
stdout 
<pre>array(2) {
  [1]=>
  array(2) {
    [1]=>
    array(1) {
      [0]=>
      array(3) {
        ["name"]=>
        string(2) "gg"
        ["year"]=>
        string(1) "1"
        ["semster"]=>
        int(1)
      }
    }
    [2]=>
    array(1) {
      [0]=>
      array(3) {
        ["name"]=>
        string(2) "gg"
        ["year"]=>
        string(1) "1"
        ["semster"]=>
        int(2)
      }
    }
  }
  [2]=>
  array(1) {
    [1]=>
    array(1) {
      [0]=>
      array(3) {
        ["name"]=>
        string(2) "gg"
        ["year"]=>
        string(1) "2"
        ["semster"]=>
        int(1)
      }
    }
  }
}
https://ideone.com/U2aX8r
language:
PHP (php 7.3.5)
created:
7 years ago
visibility:
secret

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