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Power Platform Community / Forums / Power Apps / check if an item exist...
Power Apps
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check if an item exists in a collection

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Posted on by 32

I have a users collection I want to to check if the ID I am writing down in an input already exists or not in that collection , here's the solution that I tried 

Guts_0-1687429376623.png

Userr is the name of the collection 

ID is the Column 

idjdid is the name of the textinput 

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  • Verified answer
    Jon Unzueta Profile Picture
    1,827 Super User 2025 Season 2 on at

    @Guts  no lookup, try with filter

  • timl Profile Picture
    36,391 Super User 2025 Season 2 on at

    @Guts 

    Another option is to call the IsBlank function with LookUp

    If(IsBlank(LookUp(Userr, ID = idjdid.Text)),
     Color.Red
    )

     

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