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Jason Armstrong (jason@datrix.co.za)
Tue, 25 Nov 1997 10:37:33 +0200 (SAT) 

Date: Tue, 25 Nov 1997 10:37:33 +0200 (SAT)
From: Jason Armstrong <jason@datrix.co.za>
Subject: Re: Question re w3-msql and Checkboxes
Message-ID: <Pine.LNX.3.95.971125103534.10429A-100000@shark.datrix.co.za>

On Tue, 25 Nov 1997, Kevin McQuiggin wrote:

> The problem is that if the user checks ONE box, then the $flags variable
> is interpreted as a scalar, but if they check TWO or more, then the
> $flags variable comes in as an array. A check of "if($flags == "")" to
> determine whether the scalar exists (meaning a single checkbox) then
> fails with an error "Improper array reference".

$type = typeof($flags);
if ($type == "char") {
        if ($flags != "") {
                /* scalar */
        }
}
if ($type == "array") {
        /* array */
}

        Jason Armstrong
        jason@datrix.co.za