Created
February 16, 2015 06:57
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drill-the-self-keyword-challenge
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## CLASS CONTEXT | |
class Person | |
def self.example_class_method | |
puts "We're calling an example class method" | |
puts "'self' is always defined. What is 'self' here? Let's see." | |
p self | |
puts "That was self!" | |
end | |
def example_instance_method | |
puts "We're calling an example *instance* method" | |
puts "'self' is defined here, too, but it means something different." | |
p self | |
puts "That was self, again, but see how it's an instance of the class." | |
end | |
end | |
## Write your driver code to run both methods above here: | |
Person.example_class_method | |
person = Person.new | |
person.example_instance_method | |
## MODULE CONTEXT | |
## The following are identical. Comment each out separately and write the driver code to run the hypot method | |
module Math | |
def self.hypot(a, b) | |
puts "a: #{a}, b: #{b}" | |
end | |
end | |
Math.hypot(3,4) | |
module Math | |
def Math.hypot(a, b) | |
puts "a: #{a}, b: #{b}" | |
end | |
end | |
Math.hypot(3,4) |
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