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Question about Get (LastError) ???

Question asked by leonhart1981_1 on Jul 28, 2015
Latest reply on Jul 29, 2015 by philmodjunk

Title

Question about Get (LastError) ???

Post

I am watching a tutorial about script for FileMaker Pro 13. 

There is a function that I don't understand (pls see attachment). 

What does Get (LastError) <> 0 do? 

Also, what does <> & 0 mean? Does <> really necessary? 

Please help~~

 

Screenshot_2015-07-28_15.06.30.png

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