Map list: Transform every item in a list
Ivan Ng
Administrator
What it does:
Applies a transformation function to each item in the list and returns a new list with the transformed values.
Where it works:
- Comma-separated list
- JSON list
Business Use Case & Example:
- Adding new prefix for employee ids before loading into a master database:
This is perfect for standardizing formats, cleaning up inputs, or preparing data for display.
Next up: MapPath – targeting specific fields in JSON documents.
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