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<?php $array = array(6,8,9,8,9,8,5,4,4,9); function Counting($array){ $freq_data = array_count_values($array); $unique_elements = array_map('intval',array_keys($freq_data)); sort($unique_elements); $percentage_data = []; $total = count($array); foreach($unique_elements as $index => $element){ $current_percentage = $freq_data[$element] / $total; $percentage_data[$element] = $index > 0 ? $percentage_data[$prev_element] + $current_percentage : $current_percentage; $prev_element = $element; } return $percentage_data; } print_r(Counting($array));
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [4] => 0.2 [5] => 0.3 [6] => 0.4 [8] => 0.7 [9] => 1 )

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