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@ 2014-02-11T13:23:17Z

<?php

$text = "Rocket abc bla blub bla Rocket";

class CountWordSimas
{
    /*
     * @param string $text
     */
    public function countWordSort($text)
    {
        $textArray = explode(" ", $text);

        $wordCountArray = $this->countWords($textArray);

        $sortedArray = $this->sortAndReverseArray($wordCountArray);

        $this->printWordsCount($sortedArray);
    }

    /*
     * Sort the array and reverse
     * @return array The array sorted and reversed
     */
    protected function sortAndReverseArray($array)
    {
        natcasesort($array);

        $reversedArray = $this->reverseArray($array);

        krsort($reversedArray);

        return $reversedArray;
    }

    /*
     * Count how many time the word appear in the array
     * @param array $textArray
     * @return array
     */
    protected function countWords($textArray)
    {
        $wordCountArray = [];
        foreach ($textArray as $word) {
            if (!isset($wordCountArray[$word])) {
                $wordCountArray[$word] = 1;
            } else {
                $wordCountArray[$word]++;
            }
        }

        return $wordCountArray;
    }

    /*
     * @param array $arrayToReverse
     * @return array The reversed array
     */
    protected function reverseArray($arrayToReverse)
    {
        $reversedArray = [];
        foreach ($arrayToReverse as $key => $value) {
            $reversedArray[$value][] = $key;
        }

        return $reversedArray;
    }

    /*
     * Print the array of words with the count value
     * @param array $wordsCountArray
     */
    protected function printWordsCount($wordsCountArray)
    {
        foreach ($wordsCountArray as $count => $words) {
            foreach ($words as $word) {
                echo $count . " x " . $word;
                echo PHP_EOL;
            }
        }
    }
}

$simas = new CountWordSimas();
$simas->countWordSort($text);

Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 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 - 8.3.6: 2 x Rocket 2 x bla 1 x abc 1 x blub
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.35, 5.6.0 - 5.6.28: 2 x Rocket 2 x bla 1 x blub 1 x abc
Output for 5.2.3 - 5.2.17, 5.3.0 - 5.3.29: Parse error: syntax error, unexpected '[' in /in/egGmI on line 43
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.2: <br /> <b>Parse error</b>: syntax error, unexpected '[' in <b>/in/egGmI</b> on line <b>43</b><br />
Process exited with code 255.
Output for 5.0.0 - 5.0.5: <br /> <b>Parse error</b>: parse error, unexpected '[' in <b>/in/egGmI</b> on line <b>43</b><br />
Process exited with code 255.
Output for 4.4.2 - 4.4.9: <br /> <b>Parse error</b>: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in <b>/in/egGmI</b> on line <b>10</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1: <br /> <b>Parse error</b>: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in <b>/in/egGmI</b> on line <b>10</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.4: <br /> <b>Parse error</b>: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in <b>/in/egGmI</b> on line <b>10</b><br />
Process exited with code 255.

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