# ListView Data **URL:** \ **Category:** Packages\ **Tags:** data-shapes\ **Created:** [March 29, 2023, 10:20am UTC](https://forum.dynamobim.com/t/listview-data/87955 "2023-03-29T10:20:34Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![KevSch](https://avatars.discourse-cdn.com/v4/letter/k/eada6e/32.png) [@KevSch](https://forum.dynamobim.com/u/KevSch)\ **Post date:** [March 29, 2023, 10:20am UTC](https://forum.dynamobim.com/t/listview-data/87955/1 "2023-03-29T10:20:34Z")
hello all, i am trying to delete some project parameters through a script. I want to show them by data shape listview in an uniform list, where all entities are in one. Currently i get 55 separat lists. i was manipulating the listlevels but that doesn´t seem to work. thank in advance Greetings Kev ![Data-Shapes-deleting-parameters](https://us1.discourse-cdn.com/flex022/uploads/dynamobim/original/3X/3/c/3c06ac4b4dc6be606b4d654a9582ea5436c4075a.png) ---
**Author:** ![KevSch](https://avatars.discourse-cdn.com/v4/letter/k/eada6e/32.png) [@KevSch](https://forum.dynamobim.com/u/KevSch)\ **Post date:** [March 29, 2023, 10:47am UTC](https://forum.dynamobim.com/t/listview-data/87955/2 "2023-03-29T10:47:45Z")
![Data-Shapes-deleting-parameters-solution](https://us1.discourse-cdn.com/flex022/uploads/dynamobim/original/3X/a/f/af70fb81d03cf4ca41a989a69cc1a75c94ff396e.png) ok… i got it by myself… TreeView Input instead of List View… ---
**Author:** ![Daan](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.dynamobim.com/daan/32/82246_2.png) [@Daan](https://forum.dynamobim.com/u/Daan)\ **Post date:** [April 3, 2023, 6:09pm UTC](https://forum.dynamobim.com/t/listview-data/87955/3 "2023-04-03T18:09:06Z")
Hi @KevSch , You could also use the listview input, just make sure the keys aren’t set to @L1. I also recommend using the same input for the keys and values, since you are basically creating a dictionary.