Question

How to find the most frequent word in an array of strings with PHP

Answer 1

function mostFrequentWord($words) {
    $frequency = 0;
    $size = count($words);
    $frequent_word = "";
    
    for ($i = 0; $i < $size; $i++) {
        $count = 1;
        for ($j = $i + 1; $j < $size; $j++) {
            if ((strcmp($words[$j], $words[$i]) == 0)) {
                    $count++;
                }
            }
            if ($count >= $frequency) {
                $frequent_word = $words[$i];
                $frequency = $count;
            }
        }
        return $frequent_word;
    }
        
$arr = array("java", "c++", "c", "c#", "c", "go", "php", "java", "java", "c", "python", "php", "c");

$frequent_word = mostFrequentWord($arr);

echo $frequent_word;




/*
run:

c

*/

 

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