I need to calculate the total amount before submitting the data

[Pankaj_Sharma]

Here we are making hotel reservation app in which I need to show the calculation of the value selection.

[Nataliya_Kovaleva]

Rollup Column | Glide Docs

[Pankaj_Sharma]

is it possible to calculate on screen not on columns

[Jeff_Hager]

Calculations happen in a table and you display the column values using components pointed to those columns. There is no calculations that can occur outside of a table. If you are are trying to do this in a native form, you will need to instead use a custom form.

How do I create a custom form?

I’m just dropping this here so I have something to refer people to when they ask. This is a simple concept app (copyable), that demonstrates the following techniques: Building custom forms for adding and editing list items (as an alternative to the native forms provided by Glide) Preventing duplicate new entries using User Specific Columns and Relations Enforcing mandatory input items The use of visibility conditions and user specific booleans to control user flow There is nothing particular…