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#Post#: 62--------------------------------------------------
Apart from a few minor
By: asim km Date: September 3, 2023, 11:48 pm
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The method returns a , which is then converted to a string by
the view engine. We will now reuse this partial view in the Edit
Video page. Copy the entire block in and paste it into . Then
change the action name from Add to Update . Your should look
like this: Run the application with . You'll see a runtime error
because redirects you to without specifying a video to edit.
Change the address in your browser and navigate to to see a list
of videos. Click the edit link in front of one of the videos.
You will be redirected to an edit form populated with the video
of your choice.
In the next step, we will save the changes to the database. Step
1: Update the video in the database In the last step, when we
create the edit view, we set the target action to update. In
this step we need to do this to update the video. Add new
operations to , as follows: differences, the Phone Number List
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code should be very familiar. First, I
decorated the action with the attribute. This tells the runtime
that this action should only be called if there is a request.
Beginner's question: what is , why and when should I use it?
Requests have different verbs, each with a different meaning.
[img]
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We have (for reading data), and (for inserting and updating
data) and for deleting data. As a best practice, whenever you
change data in a , you need to mark the operation as . If you
don't, when a search engine spider such as , crawls your site,
it may modify or delete your data without your knowledge. Since
these spiders use to navigate to different parts of the site,
when you use , you prevent simple modification from deleting
data in the database. Back to our operation: in the first line,
we get the video with the given from the database.
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