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Learn Red ? Fundamentals of Red
book

Learn Red ? Fundamentals of Red

by Ivo Balbaert
May 2018
Beginner content levelBeginner
252 pages
6h 19m
English
Packt Publishing
Content preview from Learn Red ? Fundamentals of Red

Some common datatypes

Red has many predefined datatypes. A developer can work just as easily with often-used data such as files, images, emails, and URLs, by using the same actions and functions. You can see a list of the available types in the console by typing ? datatype!. Here are some examples (see Chapter03/common-datatypes.red):

  • integer! such as -42.
  • float! such as 1.23 or 1.23e12; the European format 1,23 is also recognized; integers are signed 32 bits (4 bytes), floats are 64 bit.
  • logic! such as true or false, but also on or off and yes or no, better known as Boolean values.
  • char! such as #"a", which are Unicode code points in the integer range hexadecimal 00 to 10FFFF.
  • string! such as "Red is awesome". To work with multiline strings ...
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Publisher Resources

ISBN: 9781789130706Supplemental Content