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It depends on the web application.
If it stores the answer on the client page(html /jsp page)
then u can see the source and using any javascript/vbscript
can write a script to show the element’s value.
But if ur input is checked on the server side then u can’t
do anything..(n this is what generally done)

we can use count() function for it like
count($_POST) ;

B. Card cage

The following components can be defined using AngularJS modules:
1. Directives
2. Filters
3. Controller
4. Factory
5. Service
6. Provider
7. Value
8. Config Settings and Routes

To get data from table cells, u shld use innerHTML.
For that u need to give id’s for all the TD’s in the Table.
Try the below coding: