PHP Script to Count Number of Words and Find Average Word Length inside Text File

index.php

<?php
$wordCount = 0;
$wordLength = 0;
if ($fh = fopen('test.txt','r')) {
	while (! feof($fh)) {
	if ($s = fgets($fh)) {
	$totalWords = preg_split('/\s+/',$s,-1,PREG_SPLIT_NO_EMPTY);
	foreach ($totalWords as $word) {
	$wordCount++;
	$wordLength += strlen($word);
	}
	}
	}
}
print sprintf("The average word length over %d words is %.02f characters.",
$wordCount,
$wordLength/$wordCount);
?>