Posted by Cruella DeVille on 03/09/06 13:22

I would think you should write
if(!isnull($number1)){
//do stuff
}

or

if(isnull($number)== false) // the same as if(! isnull($number1))

isnull is a boolean function, and to compare value1 with value2 you
must use double equal signs... or negation (!= true)

Something like that

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