-- example class
Class = {
 
 -- class vars
 class_var = 123,
 
 -- ctor
 new = function()
 local self = {}
 
 -- member vars
 self.member_var = 456
 
 -- methods
 self.method = function()
 self.member_var = self.member_var + 1
 end
 
 return self
 end,
 
 -- static methods
 static_method = function()
 end,
}
-- example derived class
DerivedClass = {
 new = function()
 self = Class.new() -- base class
 
 -- override a method
 self.method = function()
 self.member_var = self.member_var + 2
 end
 
 return self
 end,
}
-- example usage
obj = DerivedClass.new()
obj.method()
print(obj.member_var)

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Last edited May 4, 2011 2:32 am GMT (diff)