Online PHP editor | output for eCi7J

@ 2017-08-18T08:55:34Z

<?php
    
    $test = ['Red orange 2016','orange 2017' ,'Mango 2018' ,'Granny Smith apple 2018' ,'apple 2015'];
    
    $a = array(); // create two new arrays to hold fruit and year
    $b = array();
    $temp = array();
    foreach($test as $item){
        $temp = explode(" ", $item); // explode the fruit/year to temp array
        $a[] = implode(" ", array_splice($temp, 0, -1)); // implode all but the last item as "fruit"
        $b[] = end($temp); // last item is the year
    }

    array_multisort($b, $a); // sort the new arrays
    
    $result=array();
    for($i=count($b)-1; $i>=0; $i--){ // looping backwards to only count() once. (faster)
        $result[] = $a[$i] . " " . $b[$i]; // rebuild the new array with correct sorting.
    }
    var_dump($result);

Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6: array(5) { [0]=> string(10) "Mango 2018" [1]=> string(23) "Granny Smith apple 2018" [2]=> string(11) "orange 2017" [3]=> string(15) "Red orange 2016" [4]=> string(10) "apple 2015" }
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 array(5) { [0]=> string(10) "Mango 2018" [1]=> string(23) "Granny Smith apple 2018" [2]=> string(11) "orange 2017" [3]=> string(15) "Red orange 2016" [4]=> string(10) "apple 2015" }

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