Strategy Pattern

StrategyPattern.php

/*************************   Strategy Pattern   ************************/
<?php

    interface SortStrategy
    {
        public function sort();
    }

    class QuickSort
    {
        private $data;

        function __construct(Array $data)
        {
            $this->data = $data;
        }

        public function sort()
        {
            // sort algorithm1
        }
    }

    class MergeSort
    {
        private $data;

        function __construct(Array $data)
        {
            $this->data = $data;
        }

        public function sort()
        {
            // sort alghoritm2
        }
    }

    function arraySort(&$data)
    {
        if (count($data) > 20)
            $tempData = new QuickSort($data);
        else
            $tempData = new MergeSort($data);

        $tempData->sort();
    }


    $data = array(5, 2, 24, 98, 55, 245, 24, 32, 55, 22);
    $len = count($data);

    arraySort($data);