Block as the third parameter : Method Arguments « Method « Ruby

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Ruby » Method » Method Arguments   Block as the third parameter def zeno(start, stop)   distance = stop - start   travelled = start   while travelled < stop and distance > 0     yield travelled     distance = distance / 2.0     travelled += distance   end end steps = 0 zeno(0, 1) { steps += 1 } steps                                                  # => 54   Related examples in the same category 1.  Passing Arguments to a Method 2.  The parentheses in the call are optional 3.  Passing Data to Methods with or without parenthesis 4.  Function with two parameters 5.  Method with three parameters 6.  Pass full arrays to methods in Ruby, and return arrays as well 7.  Default Arguments 8.  Call method from parameter 9.  Writing a Method that Accepts a Block 10.  Raise exception based on parameter type 11.  raise ArgumentError

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