Re: [Sqlgrey-users] A smarter smart

[Lionel B. <lio...@bo...>]

Michel Bouissou wrote the following on 15.02.2005 17:46 :

>Le Mardi 15 F=E9vrier 2005 17:35, Lionel Bouton a =E9crit :
> =20
>
>>I'd prefer to have
>>
>>if ($fqdn =3D~ $known_server_patter)
>>   =20
>>
>
>If you put the "big regexp" as a variable and not a constant, it will ha=
ve to=20
>be recompiled each time it is called, and not only once... This can caus=
e a=20
>major performance cost.
> =20
>

Don't you know the "my $regexp =3D qr/value_read_from_file/;" syntax ?
takes care of the compilation once and for all.