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<?php /*$word = "Hello"; $wordArray = str_split($word, 1); function readArray($array) { foreach ($array as $letter) { echo $letter . "\n"; } } print_r($wordArray); readArray($wordArray);*/ $myArray = ["tee", "tea", "pit", "fly", "fop", "tip", "hot", "fry", "few", "pim", "pot", "lot"]; function getFrequentLetter($array) { $firstPosition = []; $secondPosition = []; $thirdPosition = []; foreach($array as $word) { $firstPosition[] = $word[0]; $secondPosition[] = $word[1]; $thirdPosition[] = $word[2]; } print_r($firstPosition); print_r($secondPosition); print_r($thirdPosition); $firstPositionValues = array_count_values($firstPosition); $secondPositionValues = array_count_values($secondPosition); $thirdPositionValues = array_count_values($thirdPosition); arsort($firstPositionValues); arsort($secondPositionValues); arsort($thirdPositionValues); print_r($firstPosition); print_r($secondPosition); print_r($thirdPosition); } getFrequentLetter($myArray);
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