yield with proc parameter : yield « Method « Ruby

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yield with proc parameter


#!/usr/local/bin/ruby

def return_block
  yield
end

def return_proc( &proc )
  yield
end

return_block { puts "Got block!" }
return_proc { puts "Got block, convert to proc!" }










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1.How do you reach the code in the block from inside the method?
2.execute the yield statement any number of times
3.yield method automatically detects any passed code block and passes control to it
4.You can pass data to code clocks used with methods simply by passing that data to the yield statement.
5.So not only can you pass arguments to a method, you can also pass code blocks - and the method can even pass arguments to that code block.
6.contain two yields, then call it with a block. It executes the block twice.
7.after yield executes, control comes back to the next statement immediately following yield.
8.Generating a Sequence of Numbers
9.Write a simple function that returns members of the Fibonacci series up to a certain value.