Document the size of bool

Fixes #1379
rust-lang · Jun 1, 2018 · 83501bc · 83501bc
1 parent b6e643d
commit 83501bc
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diff --git a/2018-edition/src/ch03-02-data-types.md b/2018-edition/src/ch03-02-data-types.md
@@ -173,6 +173,8 @@ The main way to consume Boolean values is through conditionals, such as an `if`
 expression. We’ll cover how `if` expressions work in Rust in the “Control Flow”
 section.
 
+Booleans are one byte in size.
+
 #### The Character Type
 
 So far we’ve worked only with numbers, but Rust supports letters too. Rust’s