Power Automate Functions - Join Function

What is the join function?

The join function is used to convert the array into a string.

Description:

In this guide, we will discuss how to use the float function in power automation. Let us create a new flow. To create a new flow follow the following instructions:

Go to power Apps:

Navigate to Flows:

Click on the ‘New Flow’ button:

After clicking new flow, select ‘Instant Cloud flow’ form the dropdown:

Finally set its name and select ‘manually’ as flow trigger point:

In the below screenshot we set the Name of flow and its trigger point which is ‘Manually trigger a flow. Finally, click on the create button to create a new flow. 

First, add INITIALIZE VARIABLE ACTION:

To initialize a variable select initialize variable action from the actions set. Then set its properties the same as mentioned in the screenshot. Initialize an array with a different name

I initialize a variable for an array with names as values.

NOW ADD A ‘COMPOSE ACTION’:

This will return a string (Names) that are separated by (,) 

INPUT:

We pass a (‘, space‘) with the join function

CODE:

join(variables('ARRAY NAME'), ', ')

OUTPUT:

ADD ANOTHER ‘COMPOSE ACTION’ IN WHICH PASS (‘| ‘) WITH JOIN FUNCTION:

CODE:

join(variables('ARRAY NAME'), ' | ')

OUTPUT: