In my code, I set the optional parameter to NULL and check for triple equals "===" or "!==" to see
if the variable has been passed with a value. IMO, this is the safest way.
function MyFunction($x, $y, $z=NULL) {
if ($z !== NULL) {
// Do Something
}
}
Dan Schaefer
Web Developer/Systems Analyst
Performance Administration Corp.
On 2-15-2011 6:32 PM, Ron Piggott wrote:
Is there a way to make an optional flag in a custom function --- 2 parameters
required, 1 optional? Ron
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