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Alright guys, a bit of a noob here, and this question might have a simple answer (it also might be in the wrong place, not totally familiar with the forums yet), but here goes...
In PHP what exactly does the "->" operator do? Here's an example...
By using -> you can access the methods and properties of an object. $datagrid in this instance is an object and init() is a method (function) inside the class.
“Don’t worry if it doesn’t work right. If everything did, you’d be out of a job.” - Mosher’s Law of Software Engineering