unless statement simply operates in the logically reverse sense from the if statement : unless « Statement « Ruby

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Ruby » Statement » unless   unless statement simply operates in the logically reverse sense from the if statement temperature = 76      unless temperature < 65 || temperature > 85   puts "Picnic time!" else   puts "Sorry, no picnic today." end   Related examples in the same category 1.  Syntax of the full unless statement: 2.  To get the opposite effect of if you can use the word unless: 3.  unless can work in exactly the same way because unless is just the opposite of if:

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