What are filters? and how many types of filters are there
in ruby
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Answer / sanjib
basically filters are used to run some code or skip some
code before executing particular action.It is used in
controller.say we want to check authenticity before we
executing some action or skip checking authenticity before
some action which automatically is configured to check the
authenticity.We can do it by before_filter :somemethod or
skip_before_filter :someaction inside my controller.
Is This Answer Correct ? | 28 Yes | 3 No |
Answer / raja
Filters enable controllers to run shared pre and post
processing code for its actions.
Filter methods are macro-style, that is, they appear at the
top of your controller method, inside the class context,
before method definitions.
the below types of filters in ruby
before_filter,
after_filter,
prepend_before_filter,
prepend_after_filter,
around_filter
Is This Answer Correct ? | 13 Yes | 4 No |
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