How to use knockout.js to save data into sql database?

@lizzie 

To use Knockout.js to save data into an SQL database, you will need to create an API or server-side code that handles the saving of data from your Knockout.js application to the database. Here is a general outline of steps you can follow to achieve this:

1. Set up your database: Create a table in your SQL database to store the data you want to save from your Knockout.js application.
2. Create a server-side API: Write server-side code in a language of your choice (e.g., Node.js, PHP, Python) that exposes an API endpoint for saving data to the database. This API endpoint should accept data from your Knockout.js application and insert it into the database.
3. Connect your Knockout.js application to the API: In your Knockout.js application, create a function that makes an Ajax request to the API endpoint you created in step 2. This function should send the data to be saved in the database.
4. Bind this function to a UI event: Bind the function created in step 3 to a button click or form submission event in your Knockout.js application, so that when the user interacts with the UI, the data is sent to the API endpoint to be saved in the database.
5. Test the functionality: Test your application to ensure that the data is being saved correctly to the database when the user interacts with the UI.

By following these steps, you can use Knockout.js to save data into an SQL database.