Inserting updating and deleting data with the objectdatasource
The HTML controls such as the header tags, anchor tags, and input elements are not processed by the server but are sent to the browser for display.
Linq; namespace eventdemo Execute the page to see the effects. The HTML server controls are basically the standard HTML controls enhanced to enable server side processing.
NET runtime codes, and incorporates the state of the server side components in hidden fields. The Web Control class itself and some other server controls that are not visually rendered are derived from the System. List boxes and drop-down lists contain one or more list items.
This way, the server becomes aware of the overall application state and operates in a two-tiered connected way. NET component model provides various building blocks of ASP. Basically it is an object model, which describes: All ASP. These lists can be loaded either by code or by the List Item Collection editor.
Label controls provide an easy way to display text which can be changed from one execution of a page to the next.
For example, consider the HTML input control: All ASP.
They are specifically converted to a server control by adding the attribute runat="server" and adding an id attribute to make them available for server-side processing.
This class, along with the class definition in the code file, and system generated code, together make the executable code (assembly) that processes all posted data, generates response, and sends it back to the client.
At run-time, the content file is parsed and transformed into a page class.
Search for inserting updating and deleting data with the objectdatasource:
To clear the concept, let us take an example of a shopping cart. Items are selected from a page, say the items page, and the total collected items and price are shown on a different page, say the cart page. Controls are also used for structural jobs, like validation, data access, security, creating master pages, and data manipulation. NET uses five types of web controls, which are: ASP. If the Checked attribute is set to true for multiple radio buttons in a group, then only the last one is considered as true.