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RubyFlow The Ruby and Rails community linklog

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The Ruby and Rails community linklog

Made a library? Written a blog post? Found a useful tutorial? Share it with the Ruby community here or just enjoy what everyone else has found!

Ruby & (Ampersand) Parameter Demystified

Recently I was asked a question about ‘& parameters’ when you define and/or call methods which take a block. When do you put an ampersand in front of block variables and when do you not? It is often hard to remember how confusing Ruby can be when you’re starting out. So, let’s dig into this a little more deeply and shed some light on what’s going on.

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