calling an object that doesn't exist

mudcat

(Posted 2005) [#1]

if I call an object that doesn't exist,I'll get an error,how do you check that there is an object bwefore calling on it?

thanks,
mudcat

Azathoth

(Posted 2005) [#2]

Check if its null?

mudcat

(Posted 2005) [#3]

how?
if trock.create()<>null?

Koriolis

(Posted 2005) [#4]

You don't "call an object". You call a method on a given object. Which fails if the object is null.

how?
if trock.create()<>null?

No, like this

if myobject<>null then...

Tiger

(Posted 2005) [#5]

In your case,

If trock<>Null Then...

mudcat

(Posted 2005) [#6]

Thanks all,
I am getting the hang of it,with everyones help.

mudcat