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Fix errors in "Variables" chapter of the guide. #16345

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Fix errors in "Variables" chapter of the guide. #16345

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59f23ae
Update error message on compile
Aug 8, 2014
b142827
Single curly braces instead of double are being used
Aug 8, 2014
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4 changes: 2 additions & 2 deletions src/doc/guide.md
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Original file line number Diff line number Diff line change
Expand Up @@ -517,7 +517,7 @@ note: in expansion of format_args!
<std macros>:1:1: 3:2 note: in expansion of println!
src/hello_world.rs:4:5: 4:42 note: expansion site
error: aborting due to previous error
Could not execute process `rustc src/hello_world.rs --crate-type bin --out-dir /home/you/projects/hello_world/target -L /home/you/projects/hello_world/target -L /home/you/projects/hello_world/target/deps` (status=101)
Could not compile `hello_world`.
```

Rust will not let us use a value that has not been initialized. So why let us
Expand All @@ -532,7 +532,7 @@ in the middle of a string." We add a comma, and then `x`, to indicate that we
want `x` to be the value we're interpolating. The comma is used to separate
arguments we pass to functions and macros, if you're passing more than one.

When you just use the double curly braces, Rust will attempt to display the
When you just use the curly braces, Rust will attempt to display the
value in a meaningful way by checking out its type. If you want to specify the
format in a more detailed manner, there are a [wide number of options
available](/std/fmt/index.html). For now, we'll just stick to the default:
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