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Learning Force.com Application Development
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Before you start coding with Apex, you need to learn a few basic things.
Apex has come up with a syntactical framework. Similar to Java, Apex is strongly typed and is an object-based language. If you have some experience with Java, it will be easy to understand Apex. The following table explains the similarities and differences between Apex and Java.
Similarities |
Differences |
---|---|
Both languages have classes, inheritance, polymorphism, and other common object oriented programming features |
Apex runs in a multitenant environment and is very controlled in its invocations and governor limits |
Both languages have extremely similar syntax and notations |
Apex is case sensitive |
Both languages are compiled, strongly-typed, and transactional |
Apex is on-demand and is compiled and executed in the cloud |
Apex is not a general purpose programming language, but is instead a proprietary language used for specific business logic functions | |
Apex requires unit testing for deployment... |
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