Multiple search word matching using strpos

Question

I wonder if anyone can help with a little problem I can\'t seem to fix - my head is going round in circles at the moment...

Ok I have a .txt file with numerous lines of

Answer 1

Here's my code:

$searchTerms = explode(' ', $search);
$searchCount = count($searchTerms);
foreach($lines as $line)
 {
    if ($counter <= 4) {
        $matchCount = 0;
        foreach ($searchTerms as $searchWord) {
            if (strpos($line, $searchWord) !== false ) {
                $matchCount +=1;
            } else {
                //break out of foreach as no need to check the rest of the words if one wasn't found
                continue; 
            }
        }
        if ($matchCount == $searchCount) {
            $found = true;
            $line = ' '.$line.'
';
            echo $line;
            $counter = $counter + 1;
        }

    }
}