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Power Automate Fundamentals # 31: Usage of Not Function in Power Automate

Power Automate Fundamentals # 31: Usage of Not Function in Power Automate

 

Introduction:

In Power Automate, for doing validations Not Function will be used. As an example, an String variable used to work with Not function.

 

Step 1:

Login to the required Power Apps environment using URL make.powerapps.com by providing username and password and click on Flows on the left-hand side as shown in the below figure.

Usage of Not Function in Power Automate Figure 1.jpg

Step 2:

After Step 1, Click on New Flow and select instant cloud flow and provide the trigger as Manually trigger a flow and click on Create as shown in the below figure.

Usage of Not Function in Power Automate Figure 2.jpg

Step 3:

After Step 2, name flow as Not Function and take initialize variable and name it as Set Name of the Person Variable to CommonManVenkat with the following fields

Name :  Name

Type :  String

Value : CommonManVenkat

as shown in the below figure.

Usage of Not Function in Power Automate Figure 3.jpg

 

Step 4:

After Step 3, take compose action and name it as Check if Name Variable CommonManVenkat have Venkat and provide

 

Inputs: contains(variables('Name'),'Venkat')

and click on ok/ update as shown in the below figure.

 

 Usage of Not Function in Power Automate Figure 4.jpg

 

Step 5:

After Step 4, take compose variable and name it Set the Usage of Not Function in Name Variable and provide

Inputs :     not(expression: boolean)

As

not(contains(variables('Name'),'Venkat'))

 

And click on ok/update as shown in the below figure.

Usage of Not Function in Power Automate Figure 5.jpg

 

Step 6:

After Step 5, run and test the flow and observe true and false values were returned shown in the below figure

Usage of Not Function in Power Automate Figure 6.jpg

 

 

Note:

  1. Make sure to save and run the flow whenever you try expressions.
  2. MS documentation is found at here

Conclusion: In this way we can use not function so that basic validation on strings in power automate can be done easily.

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