Basics
Apex Syntax
Apex Syntax Basics
Apex syntax uses Java-like structure with Salesforce-specific types.
Introduction to Apex Syntax
Apex is a strongly typed, object-oriented programming language that allows developers to execute flow and transaction control statements on the Salesforce platform. Apex syntax is quite similar to Java, which makes it accessible to developers familiar with Java. However, it introduces Salesforce-specific types and constructs to interact with Salesforce data and services.
Basic Structure of an Apex Class
An Apex class is defined similarly to a Java class. It consists of a class definition, fields, methods, and constructors. Below is a simple example of an Apex class.
Data Types in Apex
Apex offers a variety of data types, including primitive types such as Integer, Double, and String, as well as Salesforce-specific types like Id, sObject, and List.
Here's a quick example demonstrating different data types:
Control Flow Statements
Apex supports standard control flow statements, including loops and conditional statements like if-else, switch, for, while, and do-while. These constructs are similar to those in Java.
Below is an example of an if-else statement in Apex:
Exception Handling
Exception handling in Apex is similar to that in Java. You can use try, catch, and finally blocks to handle exceptions. Here's a simple example:
Conclusion
Apex's syntax, with its Java-like structure and Salesforce-specific features, provides a powerful toolset for developers working on the Salesforce platform. Understanding these basic constructs will help you build more complex applications efficiently. In the next post, we will dive deeper into handling variables in Apex.
