Re: finding if $key has value

>here is what i try to accpmplish: >$key "name's" in an array are: a1, a2, a3, .... . >$value dependes weather it has been checked, selected or entered. # First, assume they screwed up until they prove otherwise: $sectionA_error = 1; >while (list($k, $v) = each($data)) > { > for ($i=0; $i<count($k); $i++) { # Here, they prove that they did not screw up: > if (substr ($k[$i], 0, 1) == 'a') { # Just take this part out. #> if ($k == !$v) { // <-- ???? #> $sectionA_error = 1; #> } else { # Since they did not screw up, set the 'error' flag to 0: > $sectionA_error = 0; > } > } > } >} >if ($sectionA_error) { > echo "Nothing entered.\n<br>"; > } else { > echo "at least one entry.\n<br>"; > } > >what i'm trying to get is: >if there is a least one or doesn't matter how many values error = 0, >if there is no value than error =1. -- Like Music? http://l-i-e.com/artists.htm