Find the duplicates in array

[Latika10011740 (Latika V N Durga Bhavani)]

Hi @tejaswi_nerella

You can check these as well,

How to Find Duplicate value in string array

Hello Folks, It’s urgent can anyone help me? it will be a great help. My question is how I can find duplicate value from my string array. here I have attached screenshot of my array . in this screenshot have only three lines. Thanks in advance, [19] Ankur

How to check if there are duplicates in a list of strings?

Hi @Madhavi What I try to do is if a new entry of username in the new row is duplicated to the other row in column “username”, Then send an email to user to change, Else continue to another task. I checked the filter datatable activity, but it seems only output “filtered DataTable variable”, not a boolean as I need. So I tried the first suggestion from you, but not sure what are “x” and “g” for dt.AsEnumerable().Select(function(x) x.Field(of String)(“username”)).GroupBy(function(x) x).Wher…

Thanks
Latika