ASP. NET life cycle

Source: Internet
Author: User

Seq Events Control initialization ViewState available form data available What logic can be written here?
1 Init No No No Note: You can access the form data by using an ASP. NET Request object, but not through the server control.
Create controls dynamically if you must create them at run time, any initialization settings, master pages, and their settings. In this section we do not get viewstate, postedvalues, and already initialized controls.
2 Load View State Not guaranteed Yes Not guaranteed You can access the view state and any synchronization logic, and you want the viewstate to be pushed back into the background code variable that can be done here.
3 Postbackdata Not guaranteed Yes Yes Pinch to access the form data. Any logic that you want the form data to be pushed back into the background code variable can be done here.
4 Load Yes Yes Yes Here you can put in any logic you want to manipulate the controls, such as populating Combox from the database, sorting the data in the grid, and so on. For this event, we can access all controls, viewstate, and send values.
5 Validate Yes Yes Yes If your page has an authenticator or you want to perform validation on your page, do it here.
6 Event Yes Yes Yes If this is a postback that is changed by clicking the button or drop-down list, the related event will be triggered. Any logic associated with the event can be executed here.
7 Pre-render Yes Yes Yes If you want to make final changes to the UI object, such as changing the property structure or property values, before these controls are saved to viewstate.
8 Save ViewState Yes Yes Yes Once all modifications to the server control are complete, you can save the control data to view state.
9 Render Yes Yes Yes If you want to add some custom HTML to the output, you can do it here.
10 Unload Yes Yes Yes Do whatever you want to do to clean up the job.

ASP. NET life cycle

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