Switch Statement in Apex – Long Pending Must To Have Feature
Finally we have Switch statement in Apex. Like me, I am very much sure there are many developers who were waiting for this feature. Salesforce introduced Switch statement in Winter’18 release.In this post I am going to share few important stuffs that developer should keep in mind while using Switch.Let me start with a very basic example.In the above code I am using Switch statement. But did you notice that Switch statement in Apex is little different than traditional Switch statement in Java or C programming language?No Case Statement: We don’t have case statement in Apex programming language. Reason behind is that Case is a sObject in Apex. That is why Salesforce is having when keyword.No Break: In Apex, we don’t have break statement like we used to have in C programming language. The reason is that in Apex, there is no fall-through. It means unlike C, the first executed branch will block any following branch in Switch statement. For example, if you execute the above code with parameter ‘India’, it will only print I am in India. It will not execute other System.Debug statements.sObject support: Apart from standard String, Integer, Long support, Switch statement in Apex can support sObject as well. To illustrate that, consider the below use case -When a Task is getting created, it can be associated with many sObjects like Account or Case. So based...
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