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Fix some more bugs in the tutorial

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Tutorial code going out of date is going to be a recurring problem...
This commit is contained in:
Marijn Haverbeke 2011-11-07 09:55:22 +01:00
parent ce8c5b0340
commit ba57ec24ea
2 changed files with 6 additions and 6 deletions
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8
doc/tutorial/intro.md
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@ -27,10 +27,10 @@ a language can be made easier if the notation looks familiar. Rust is
a curly-brace language in the tradition of C, C++, and JavaScript.
fn fac(n: int) -> int {
let result = 1;
while n > 0 {
result *= n;
n -= 1;
let result = 1, i = 1;
while i <= n {
result *= i;
i += 1;
}
ret result;
}

4
doc/tutorial/syntax.md
View file

@ -329,7 +329,7 @@ The compiler defines a few built-in syntax extensions. The most useful
one is `#fmt`, a printf-style text formatting macro that is expanded
at compile time.
std::io::writeln(#fmt("%s is %d", "the answer", 42));
std::io::println(#fmt("%s is %d", "the answer", 42));
`#fmt` supports most of the directives that [printf][pf] supports, but
will give you a compile-time error when the types of the directives
@ -341,4 +341,4 @@ All syntax extensions look like `#word`. Another built-in one is
`#env`, which will look up its argument as an environment variable at
compile-time.
std::io::writeln(#env("PATH"));
std::io::println(#env("PATH"));