Array validation

[eluser]Matthieu Fauveau[/eluser]
[quote author="Armchair Samurai" date="1214397451"][quote author="Matthieu Fauveau" date="1214394188"]
Maybe it's a typo, but you should use is_numeric not numeric 'cause it's not a function.[/quote]
The OP is more-than-likely using the CI Validation rule numeric, not the PHP function.[/quote]

I thought he tried to use the ability to call one argument PHP functions from validation. My bad