>> Which formula can I use to determine if a value exists in a property of a list. >> Example: >> I have a list Emp, which has a Email property. I need to find if "abc@a.com" exists. Hi abinchen , you can use [lookup:, textlist:] combination for example you have Emp list with two properties: Emai and One (which has number format and always equal to 1) In your module you have EmailToSearch line item, which contains email to search Formula should look like: IF Emp.One[lookup:EmailToSearch,textlist:Emp.Emai]>0 THEN TRUE ELSE FALSE
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