Filter the items for each user. The other difference from the original flow is in the 'Filter array' action. As already said, the people picker column in each item will contain an array of users. Therefore, you can't simply filter by the user email. You must check the whole array of objects if one of them contains the email address. Contains. A pretty common use case is to filter an array by checking whether a certain element or substring is within the array that needs to be filtered. In the simple example below, all elements containing an ‘a’ are passing the filter. For the concrete example below, the result is [“Paul”,”Sally”], since Peter does not contain an.