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  1. <?php
  2.  
  3. for($n=1;$n<7;$n++){
  4.     $array = range(1, $n);
  5.     echo "******BEFORE*****\n";
  6.     print_r($array);
  7.  
  8.     $i = round(count($array)/2) - 1;
  9.     $keys = array_keys($array);
  10.     unset ($array[$keys[$i]]);
  11.  
  12.     echo "******AFTER******\n";
  13.     print_r($array);
  14.     echo "=======================================================\n";
  15. }
  16. ?>
Success #stdin #stdout 0.02s 13112KB
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******BEFORE*****
Array
(
    [0] => 1
)
******AFTER******
Array
(
)
=======================================================
******BEFORE*****
Array
(
    [0] => 1
    [1] => 2
)
******AFTER******
Array
(
    [1] => 2
)
=======================================================
******BEFORE*****
Array
(
    [0] => 1
    [1] => 2
    [2] => 3
)
******AFTER******
Array
(
    [0] => 1
    [2] => 3
)
=======================================================
******BEFORE*****
Array
(
    [0] => 1
    [1] => 2
    [2] => 3
    [3] => 4
)
******AFTER******
Array
(
    [0] => 1
    [2] => 3
    [3] => 4
)
=======================================================
******BEFORE*****
Array
(
    [0] => 1
    [1] => 2
    [2] => 3
    [3] => 4
    [4] => 5
)
******AFTER******
Array
(
    [0] => 1
    [1] => 2
    [3] => 4
    [4] => 5
)
=======================================================
******BEFORE*****
Array
(
    [0] => 1
    [1] => 2
    [2] => 3
    [3] => 4
    [4] => 5
    [5] => 6
)
******AFTER******
Array
(
    [0] => 1
    [1] => 2
    [3] => 4
    [4] => 5
    [5] => 6
)
=======================================================
https://ideone.com/wFEM2
language:
PHP (php 7.3.5)
created:
12 years ago
visibility:
public

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