Add Array utilities flow action

[juhikumarimodi6]

Array Utilities Flow Action

Description:
This Flow Action allows you to manipulate arrays represented as comma-separated strings in ServiceNow Flow Designer. Both input and output are strings for Flow Designer compatibility.

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Supported Operations

• join – Join array elements with a delimiter
• unique – Remove duplicate elements
• asc – Sort array in ascending order
• desc – Sort array in descending order
• reverse – Reverse the order of the array
• contains – Check if a value exists in the array
• length – Get the number of elements
• filterEmpty – Remove empty or null values

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Features

• Accepts comma-separated string input and returns string output
• Trims whitespace from each element
• Lightweight and reusable across multiple flows

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Example

Input:

array_input = apple, banana, orange, apple
operation = "unique"
output = apple,banana,orange

[github-actions]

✅ Valid PR for ActionPack

Thank you for your contribution. This PR complies with the CONTRIBUTING.md.
A maintainer will review this shortly. In the meantime, Happy Hacking!

[bird-03]

Keep contributing such action ideas, Thanks for the submission. Looks good :)
Happy Hacking