Make.com LabBeginner

Remove Duplicates with deduplicate() in Make.com

Merging contacts from two sources produced repeated emails. Clean the list before sending a campaign.

Live Execution Simulator Idle

📥

Incoming Data

⚙️

Make.com Node

🎯

Next Step

> Ready. Type your expression below and click "Check Answer" to run the node.

Incoming Payload / Data:

{
  "emails": ["[email protected]", "[email protected]", "[email protected]"]
}

🎯 Write the formula to remove duplicate values from 'emails':

Press Enter or click Check Answer. +10 XP

← Previous lab Next lab →

Practice using the first() and get() functions in Make.com to extract the first element of an array.

Master the Make.com map() function to convert an array of complex objects into a simple array of emails.

Learn how to combine split() and first() in Make.com to extract a customer's first name.

Master the sum() aggregator function in Make.com to total line item amounts.