src/Corpus/TextCorpus.php
/**
     * Get percentage of times the needle shows up in the text
     * @param string $needle
     * @return float
     */
Get percentage of times the needle shows up in the text
@param string $needle
@return float
Get percentage of times the needle shows up in the text @param string $needle @return float
public function percentage(string $needle) : float
    {
        $freqDist = freq_dist($this->getTokens());
        return $freqDist->getKeyValuesByFrequency()[$needle] / $freqDist->getTotalTokens();
    }
public function percentage ( string $ needle ) : float { $ freqDist = freq_dist ( $ this -> getTokens ( ) ) ; return $ freqDist -> getKeyValuesByFrequency ( ) [ $ needle ] / $ freqDist -> getTotalTokens ( ) ; }
Get percentage of times the needle shows up in the text
 @param string $needle
 @return float
Get percentage of times the needle shows up in the text @param string $needle @return float