March 2026
Intermediate to advanced
512 pages
11h 26m
English
Content preview from Salesforce Lightning Web Component Cookbook
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3
Working with a Selector Class
Now that you have gotten a few Lightning Web Components (LWCs) under your belt, you can see the importance of a well-built backend. In Chapter 2, Writing Apex for Lightning Web Components, you built a component utilizing a three-class pattern that allows end users limited, view-only access to Account records to transfer Assets between Accounts with different owners, utilizing the concept of wrapper classes. You also expanded your knowledge of wrapper classes and utilized the built-in Google Maps API to display historical Asset Residencies on a map.
While this three-class pattern is useful as a jumping-off point and achievable in most small- to mid-sized orgs, those who work in larger Salesforce orgs may notice ...
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