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    Sort array by dates – usort

    8th October 2018

    Php - Arrays

    php codehaven

    If you have an array of dates you wish to place in order ‘usort’ will work for you.

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    <?php
     
    $myarray=array(0=>'20-05-2018',1=>'02-01-2018',2=>'30-03-2018');
     
    usort($myarray, function($a, $b) {
        $dateTimestamp1 = strtotime($a);
        $dateTimestamp2 = strtotime($b);
     
        return $dateTimestamp1 < $dateTimestamp2 ? -1: 1;
    });
     
    echo 'Min: ' . $myarray[0];
    echo '<br/>';
    echo 'Max: ' . $myarray[count($date_arr) - 1];
     
     
    ?>
     

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