Re: String validation

> or if you aren't into regex (which I find confusing and still am trying > to learn): Read the book "Mastering Regular Expressions" or first 300 pages of it - trust me, it is worth the labour (personal experience)! On Wednesday 23 February 2005 07:44, Ligaya Turmelle wrote: > > if ((strlen(trim($string)) <=6) && ctype_alpha(trim($string))) > { echo 'good'; } > else > { echo 'bad'; } > > John Holmes wrote: > > Ashley M. Kirchner wrote: > >> How can I check that a string is no more than 6 characters long and > >> only contains alpha characters (no numbers, spaces, periods, hyphens, > >> or anything else, just letters.) > > > > if(preg_match('/^[a-zA-Z]{0,6}$/',$string)) > > { echo 'good'; } > > else > > { echo 'bad'; } > > > > Change to {1,6} if you want to ensure the string isn't empty. -- Best regards, Bostjan Skufca system administrator Domenca d.o.o. Phone: +386 4 5835444 Fax: +386 4 5831999 http://www.domenca.com