On Wednesday, 17 October 2007 6:55 AM, Hans <design5 softflow.co.uk> wrote:
>I like to ask the regex experts if I got a regex right,
to be
>used for email verification.
>The email form field gets checked with preg_match
against this
>pattern:
>"/^([w+*!%&`^~$=/|{}-][.]?)+[w+*!%&`^~$=/
|{}-]+[w.-]+.[a-zA-Z]{2,4}$/i"
>
>This still will not catch any local part provided as a
quoted string,
>which is apparently allowed for email addresses, but not
much used.
>It shall allow alphanumeric and a number of special
characters
> _+*!%&`^~$=/|{}-
>in the local part, and prohibit dots at the beginning or
the end of
>the local part, and repeated dots in the middle.
>it will also not catch any entries like:
>
> Some Name <abcd.efghexample.com> bla bla
>
>I am not sure if this important or should be allowed as
field entry.
>Or can this be achieved simply by omitting the ^ $
beginning and end
>markers?
>At least it should catch any straight addresses without
spaces.
The following links may help:
http:/
/www.regular-expressions.info/email.html
http
://regexlib.com/REDetails.aspx?regexp_id=711
>
>
> Hans
>
--
JR
--
John Rankin
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V
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