--- Richard Davey <[EMAIL PROTECTED]> wrote: > I want to be able to check to see if, in a string, the user has > entered too many consecutive characters and not enough spaces. For > example they might enter a subject like: > > "hello world!!!!!!!!!!!!!!!!! how arrrrrrrrrrrrrrre you today?????!!" > > Does anyone have a nice technique for checking the following: > > 1) Count the length of the words in the string, i.e. if there are any > words beyond say 20 characters then I need to know what they are so I > can flag up a warning.
You can explode on a space and loop through the resulting array, checking strlen() as you go. > 2) Count the number of punctuation characters vs. alphanumerics - I > don't want the exclamation mark syndrome shown above, so I need to set > a friendly trade-off limit somehow. Perhaps substr_count() and a bit of guesswork to find an acceptable proportion of punctuation allowed? Chris ===== Chris Shiflett - http://shiflett.org/ PHP Security - O'Reilly Coming Fall 2004 HTTP Developer's Handbook - Sams http://httphandbook.org/ PHP Community Site http://phpcommunity.org/ -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
