Re: counting ocuring words in a string

On Tuesday 17 May 2005 13:00, Merlin wrote: > Hi there, > > I am trying to find a way to count the number of times (if any) words are > inside a string. So I played around with ereg, preg_match_all and so on, > but could not put together a working code. > > Can anybody help me on that? > > This is the current code: > function count_words($str, $words) { > if(is_array($words)) { > foreach($words as $k => $word) { > $pattern[$k] = "/\b($word)\b/is"; > } > } > else { > $pattern = "/\b($words)\b/is"; > } > return ereg( $pattern, $str); > } > $words = 'php language'; > $str = 'One language which is great is php. PHP works great!'; > $num_hits = count_words($str, $word); > echo $num_hits; > > I would like to get an case insensitive result. In this example: 3 http://www.php.net/manual/en/function.substr-count.php Try this. > > I am a bit lost on this one. Thank you for any help. > > Merlin -- Cyberly yours, Petar Nedyalkov Devoted Orbitel Fan :-) PGP ID: 7AE45436 PGP Public Key: http://bu.orbitel.bg/pgp/bu.asc PGP Fingerprint: 7923 8D52 B145 02E8 6F63 8BDA 2D3F 7C0B 7AE4 5436

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