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What is virtual class in Salesforce?
What is virtual class in Salesforce?
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4 Replies
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Hi,
The global access modifier declares that this class is known by all Apex code everywhere. … The virtual definition modifier declares that this class allows extension and overrides. You cannot override a method with the override keyword unless the class has been defined as virtual . - [adinserter block='9']
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In object-oriented programming, a virtual class is a nested inner class whose functions and member variables can be overridden and redefined by subclasses of an outer class. Virtual classes are analogous to virtual functions.
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<div data-md=”61″ lang=”en-IN”><div aria-level=”3″ role=”heading” data-attrid=”wa:/description” data-hveid=”CA8QAg”>The virtual definition modifier declares that this class allows extension and overrides.<div><div data-hveid=”CA8QAw” data-ved=”2ahUKEwi8z43l2N3qAhVY63MBHciJDNMQFSgCMAF6BAgPEAM”>
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The<b id=”ext-gen37″> virtual definition modifier declares that this class allows extension and overrides. You cannot override a method with the override keyword unless the class has been defined as virtual.
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