Web Reference: The Basic Types The basic types in Ruby are numbers, strings, arrays, hashes, ranges, symbols, and regular expressions. An overview of the basic types in Ruby -- strings, integers, arrays, and hashes. We’ll start here with four of Ruby’s basic data types: numbers (integers and floats), strings, symbols, and Booleans (true, false, and nil). For all of the examples throughout this lesson, feel free to follow along in irb or any appropriate online REPL to get a better feel for how they work.
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