Get all local variables or available methods from irb?

Question

When I go into irb and type in a command that does not exist I get an error stating

\"undefined local variable or method \'my_method\' for main:Object (NameError         


        

Answer 1

To find out instance variables, you can use Kernel#instance_variables as Zabba pointed out.

For methods available on an object, I use my_object.methods - Object.methods to find out what non-obvious methods are available to my object. This narrows down the list and is considerably easy to read.