$text = file_get_contents($filePath);
if (false === $text) {
throw new \RuntimeException(sprintf('An error occured while trying to read the contents of \'%s\'', $filePath));
}
if (empty($text)) {
throw new \DomainException(sprintf('The text file \'%s\' contains no text!', $filePath));
}
$winningWord = null;
$charCount = 0;
foreach (str_word_count(strtolower($text), 1) as $word) {
$counts = count_chars($word, 1);
if (!empty($counts)) {
rsort($counts);
$count = current($counts);
if ($charCount == 0 || $count > $charCount) {
$winningWord = $word;
$charCount = $count;
}
}
}
return $winningWord;
}
chdir('.');
echo findWord('romeo.txt');
echo "<br/>";
echo findWord('somepeople.txt');
echo "<br/>";
echo findWord('test1.txt');
echo "<br/>";
echo findWord('test2.txt');
function findPath($StringX, $StringY)
{
$Start = findWord($StringY);
/*Check if the word given by the user even exist in the dictionary*/
if ($Start == NULL) {
print $Start;
print " does not exist in the dictionary!";
}
$End = findWord($StringY);
/*Check to see if second word given even exists in the dictionary*/
if ($End == NULL) {
print $End;
print " does not exist in the dictionary!";
}
/* Run breadth first search on the start vertex*/
breadthFirstSearch($Start);
/*We will traverse backwards on the list from breadfirstSearch to find the path*/
while ($End->pred != NULL) {
/*If the predecessor for end is NULL means there is no neighbor for this word*/
if ($End->pret == NULL) {
print "No Path Found!";
}
/*Otherwise print out as it traverses*/
print $end->word . " -> ";
$End = $End->pred;
}
print $End->word;
}
