Explain about the defined operator?

Question Posted / preeti mishra

Explain about the defined operator?..

Answer / Prem Kumar Singh

"The defined? operator in Ruby checks whether a given object is defined. It returns true if the object exists and false otherwise."

Is This Answer Correct ?

0 Yes

0 No

More Ruby Interview Questions

How many types of associations relationships does a model has?

Explain module mixins in Ruby?

Explain me what is the difference between symbol and string?

What must you do first before you can invoke an unboundmethod object?

Who is the developer of Ruby?

In how many ways a block is written in Ruby?

Tell me can you call a private method outside a ruby class using its object?

What is request.xhr?

Define ruby methods.

What happens when a value is too big for fixnum?

Mention what is the difference between a gem and a plugin in ruby?

Explain retry statement in ruby.

For more Ruby Interview Questions Click Here