Hi Lester, On Thu, Aug 11, 2016 at 5:07 AM, Lester Caine <les...@lsces.co.uk> wrote: > People keep complaining that I do not contribute any proposals to > improve PHP, which to some extent s correct. Except the one thing that I > keep trying to get a handle on is tidying validating of the basic > variables that are the heart of PHP. > > validate_var_array() is a case in point, since ALL it should do is > handle an array of simple variables for which we can define REAL > validation rules rather than just a very restricted 'type' rule. > Massaging the way the content of a variable is presented is another part > of the basic functions of handling a variable, and simply providing an > escape option which can be set as part of the variable rules set > eliminates the need for 'New operator (short tag) for context-dependent > escaping' and similar tangential matters. If we have a set of rules > wrapping a variable then everything else just follows on, and the SQL > domain model allows a group of variables to take an identical se of rules. > > These are the sorts of things any decent user world library can and does > provide, but if the clock was rolled back prior to all the trouble > created by 'strict typing' and we started again with a more well defined > simple variable I'm sure that much of the conflict could have been > resolved by allowing full validation checks to control an error or > exception depending on the 'style' of PHP a programmer prefers. > > If a function is going to return a variable and that variable has under > the hood a set of validation rules, then one can return an error if the > result is faulty. Or even allow a NULL return if a valid answer is not > available ... if that is the style of programming one prefers. > Exceptions handle unmanaged errors, while proper program flow handles > managed ones! > > Wrap these intelligent variables inside a class and one can create more > powerful objects but ones which still use all the basic functionality. > Similarly an array of them can be asked to provide a simple 'yes/no' if > all of the variables pass their validation check, or an array of > elements which need processing.
It sounds you are looking for autoboxing (or at least something similar) https://wiki.php.net/rfc/autoboxing I like this proposal, BTW. I'm not sure performance impact, though. Regards, -- Yasuo Ohgaki yohg...@ohgaki.net -- PHP Internals - PHP Runtime Development Mailing List To unsubscribe, visit: http://www.php.net/unsub.php
