id,summary,reporter,owner,description,type,status,priority,milestone,component,version,severity,resolution,keywords,cc
16867,Where is it appropriate to use filter_var,aaroncampbell,,"Now that we require PHP 5.2 we have access to a whole plethora of new functions.  One of those is [http://php.net/filter_var/ filter_var].  It seems like this could be useful for things like validating and filtering E-Mail addresses, URLs, IPs, etc. (there are plenty of [php.net/manual/en/filter.filters.php filters]).

This was brought up in #15379 where nacin said:
  Those can be buggy. We could potentially leverage it internally but we need to watch out for vulnerabilities and what not across PHP versions.

I mostly wanted this to be the place where we decide what could benefit from it and what shouldn't.",enhancement,reopened,normal,Future Release,General,3.2,normal,,westi-likes needs-patch,dkikizas@…