Yes, now working with the 'i' flag. Thanks very much! MD
On 2014.09.25 16:34:51 +1000, Dr Michael Daly wrote: > /(^Subject: [^a-z]+$)/ REJECT <--not working To give an idea: /^Subject: [^a-z]+$)/i REJECT i (default: on) Toggles the case sensitivity flag. By default, matching is case insensitive. > Online PCRE regex checkers seem to indicate the expression is fine. PCRE is even faster as far as I know. -- Best regards, Manuel Dr Michael Daly MB, BS GradDip(Integrative Medicine), GradCert(Evidence Based Practice), M Bus(Information Innovation), GradDip(Document Management) 03 9521 0352 0413 879 029