statistiques d'un texte

stats_text.php

<?php
$text = file_get_contents('ok.txt');

$words = explode(' ', $text);
$top = 50;

echo 'Il y a '.count($words)." mots\n";
echo 'Il y a '.count(array_unique($words))." mots uniques\n";
echo 'Il y a '.(strlen($text)).' caractères (en comptant les espaces)'."\n";
echo 'Il y a '.(strlen(str_replace(' ', '',$text))).' caractères (sans compter les espaces)'."\n";

$count = array();

foreach($words as $word){
     if(!isset($count[$word])) $count[$word] = 0;
     $count[$word]++;
}

arsort($count);

$i = 0;

if($top < count($count)) $top = count($count);
foreach($count as $word => $nb){
   if(++$i > $top) break;
   echo $i.'. '.utf8_encode($word).' -> '.$nb."\n";
}



?>