Ruby Map Hash . GitHub jeremywrnr/deepmap deep ruby hash/array map Its primary function is to facilitate the conversion or modification of data elements in a collection, streamlining the process of data manipulation Notice that the key-value pairs are separated by commas
Algorithms and Data Structures Series Hash Maps Geison Biazus from blog.geisonbiazus.com
Its primary function is to facilitate the conversion or modification of data elements in a collection, streamlining the process of data manipulation I think it's so cool that the Ruby map method exists
Algorithms and Data Structures Series Hash Maps Geison Biazus Notice that the key-value pairs are separated by commas range = (1..5) doubled_values = range.map { |num| num * 2 } puts doubled_values # Output: [2, 4, 6, 8, 10] Chaining Ruby Map with Other Methods It means that Ruby has support for higher-order functions, and functional programming
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Ruby Data Structures Hashes A closer look at Ruby’s Built in Hash Methods YouTube . Map is a Ruby method that you can use with Arrays, Hashes & Ranges There's a new method (since Ruby 2.4) called Hash#transform_values that you could use pretty much like you would use an Array
Exploring Ruby Hashes A Basic Guide . It means that Ruby has support for higher-order functions, and functional programming Notice that the key-value pairs are separated by commas