July 2018
Intermediate to advanced
400 pages
12h 14m
English
Content preview from Kotlin Programming: The Big Nerd Ranch Guide, First Edition
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For the More Curious: Unicode
As you have learned, a string consists of an ordered sequence of characters, and a character is an instance of the Char type. Specifically, a Char is a Unicode character. The Unicode character encoding system is designed to support “the interchange, processing, and display of the written texts of the diverse languages and technical disciplines of the modern world” (unicode.org).
This means the individual characters in a string can be any of a diverse palette of characters and symbols – 136,690 of them (and growing) – including characters from the alphabet of any language in the world, icons, glyphs, emoji, and more.
To declare a character, you have two options. Both are wrapped in single quotes. For ...
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