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formatter.rb

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formatter = "%{first} %{second} %{third} %{fourth}"

puts formatter % {first: 1, second: 2, third: 3, fourth: 4}

puts formatter % {first: "one", second: "two", third: "three", fourth: "four"}

puts formatter % {first: true, second: false, third: true, fourth: false}

puts formatter % {first: formatter, second: formatter, third: formatter, fourth: formatter}

puts formatter % {

first: "I had this thing.",

second: "That you could type up right.",

third: "But it didn't sing.",

fourth: "So I said goodnight."

}

# You will almost always use #{} to format your strings, but there are times when you want to apply the same format to multiple values. That's when %{} comes in handy.