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unset pointer vs null pointer...

 
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KennyT



Joined: 02 Aug 2005
Posts: 244

PostPosted: Fri Jun 02, 2017 4:16 pm    Post subject: unset pointer vs null pointer... Reply with quote

what's the difference between an "unset pointer" and a "null pointer"?

I can easily test for a Null pointer using IF( ASSOCIATED and then allocate it if the test fails.

but how can I test for an "unset" one, since it passes the ASSOCIATED test?

K
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