Greetings from Syncfusion support.
We have checked the shared requirement. From the further analysis from your requirement we suspect that(“ You need to get the corresponding ID for the product chosen in the dropdownlist and based on the ID you need to filter the data from the database”). If so, you can get the selected chosen product Id through change event as mentioned below,
Here we have prepared the simple sample based on the requirement.
If we misunderstood your query , please revert more details that help us to validate further.
- Code snippet and exact requirement in dropdownlist
- Whether you are using localization
- Whether you are using two dataSource
- Whether you are using dropdownlist for changing the language
- Screenshot of the reported issue
- Issue reproducing sample
- If possible , reproduce the issue in our sample