GreeniesÂ® not only cleaned his teeth, but freshened his breath as well. Since its introduction, GreeniesÂ® have helped clean teeth and freshen breath for millions of dogs all over the world. Doggie breath, along with many health problems in pets, can be avoided with proper dental care.
When referring to applying g(x) to f(x), the function composition is denoted as (f\:\circ\:g)(x),\:or\:f(g(x)). Functions. A function basically relates an input to an output, thereâs an input, a relationship and an output. For every input there is only one output.
Then, Ruby's implicit type conversion rules kick in, and the to_proc method is called on the object to try and make a Proc out of it. We can use this to implement to_proc for Symbol and achieve what we want: class Symbol # A generalized conversion of a method name # to a proc that runs this method.