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  1. <?php
  2.  
  3. 	$res = array();
  4. 	$res[] = array("16/08/2013", "13:32", "ROBERTO");
  5. 	$res[] = array("16/08/2013", "13:16", "AMANDA");
  6. 	$res[] = array("14/08/2013", "12:36", "SILMARA");
  7. 	$res[] = array("14/08/2013", "", "ROBERTO");
  8. 	$res[] = array("14/08/2013", "", "KATIA");
  9. 	$res[] = array("13/10/2015", "16:47", "ROBERTO");
  10. 	$res[] = array("14/08/2013", "", "SILMARA");
  11. 	$res[] = array("14/08/2013", "", "AMANDA");
  12.  
  13.     usort( $res, 'compara' );
  14.     print_r( $res );
  15.  
  16.     function compara( $a1, $a2 ) {
  17.     	$ts1 = substr($a1[0],6,4).substr($a1[0],3,2).substr($a1[0],0,2).$a1[1];
  18.     	$ts2 = substr($a2[0],6,4).substr($a2[0],3,2).substr($a2[0],0,2).$a2[1];
  19.     	return strcmp($ts1, $ts2);
  20.     }
  21.  
Success #stdin #stdout 0.03s 52480KB
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Array
(
    [0] => Array
        (
            [0] => 14/08/2013
            [1] => 
            [2] => SILMARA
        )

    [1] => Array
        (
            [0] => 14/08/2013
            [1] => 
            [2] => AMANDA
        )

    [2] => Array
        (
            [0] => 14/08/2013
            [1] => 
            [2] => KATIA
        )

    [3] => Array
        (
            [0] => 14/08/2013
            [1] => 
            [2] => ROBERTO
        )

    [4] => Array
        (
            [0] => 14/08/2013
            [1] => 12:36
            [2] => SILMARA
        )

    [5] => Array
        (
            [0] => 16/08/2013
            [1] => 13:16
            [2] => AMANDA
        )

    [6] => Array
        (
            [0] => 16/08/2013
            [1] => 13:32
            [2] => ROBERTO
        )

    [7] => Array
        (
            [0] => 13/10/2015
            [1] => 16:47
            [2] => ROBERTO
        )

)
https://ideone.com/rxqEmF
language:
PHP (php 7.3.5)
created:
7 years ago
visibility:
public

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