merge into array
This block is part of the mutations group and was last modified in core v10.4.28.
Field Selection Required
This block relies on a field that you select to perform its data actions. You must manually select the field you want to use in your flow using the field selector modal. To access the modal, click the white button on the block.
merge into array v10.4.28 combines two or more arrays.
In pins 1
- array required
array
Out pins 1
- mutations
mutations
A typical wiring for merge into array: with values feeds the array pin; the mutations out pin feeds update document.

Commonly used with
In production blueprints, this block is most often wired together with:
- with values: feeds into this block. Returns an array of values.
- update document: this block feeds into it. Update document in the given storage and creates a revision for it.
Version history
Introduced in v10.4.28.
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