Trailhead challenge(Create an Apex class that returns an array (or list) of strings.) is throwing error - Salesforce Developer Community
Apex REST Callouts - Create an Apex class that calls a REST endpoint and write a test class - Salesforce Developer Community
Trailhead challenge(Create an Apex class that returns an array (or list) of strings.) is throwing error - Salesforce Developer Community
![Salesforce Apex Collections:SET & Set Methods with Examples | Salesforce Lightning Web Components, Aura Components, Apex Triggers, Apex REST API Integration Salesforce Apex Collections:SET & Set Methods with Examples | Salesforce Lightning Web Components, Aura Components, Apex Triggers, Apex REST API Integration](https://4.bp.blogspot.com/-C9t9mJz_7TI/WO9BrK6CG_I/AAAAAAAAB6A/V0WDw-2Zu5QxY4yrvJbsYTFMIOuLndKWQCLcB/s1600/salesforce%2BApex%2BCollections%2BSet%2Bmethods.jpg)
Salesforce Apex Collections:SET & Set Methods with Examples | Salesforce Lightning Web Components, Aura Components, Apex Triggers, Apex REST API Integration
![visual workflow - How to pass in a list of Strings to an Apex Action in new Flow Builder? - Salesforce Stack Exchange visual workflow - How to pass in a list of Strings to an Apex Action in new Flow Builder? - Salesforce Stack Exchange](https://i.stack.imgur.com/su8yp.png)