Part 5- Difference between ViewBag and Viewdata and TempData | Peak and Keep

Overview:
In this video you can practically distinguish the ViewBag , ViewData and TempData .This question is very common in every interview so be prepared for this .
It is notable if any redirection occurs then viewbag and viewdata value gets null but tempData value get preserved if and only if tempData.Keep() method is being used.

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INTRODUCTION :

ViewData and ViewBag

Used to pass data from controller to corresponding view.
ViewData is a dictionary of objects that is derived from ViewDataDictionary class and is accessible using strings as keys.
ViewBag is a dynamic container.
ViewData requires typecasting for complex data type and check for null values to avoid error.
ViewBag doesn’t require typecasting for complex data type.
Ex : ViewBag.MyName=“Ashish” , ViewData[“MyName”]=“Ashish"

TempData:

TempData is also a dictionary object derived from TempDataDictionary class and stored in short lives session
It helps to maintain data when you move from one controller to other controller or from one action to other action
Ex : TempData[“MyName”]=“Ashish”
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Видео Part 5- Difference between ViewBag and Viewdata and TempData | Peak and Keep канала Technotips Ashish