From 7e8ee5ed9cad6484e9f13f81731b102ced58402e Mon Sep 17 00:00:00 2001 From: Adam Carpenter Date: Tue, 9 Jul 2019 15:14:04 -0400 Subject: Init. --- meap/meap-code/ch3/ch3-anystring-macro.rs | 10 ++++++++++ 1 file changed, 10 insertions(+) create mode 100755 meap/meap-code/ch3/ch3-anystring-macro.rs (limited to 'meap/meap-code/ch3/ch3-anystring-macro.rs') diff --git a/meap/meap-code/ch3/ch3-anystring-macro.rs b/meap/meap-code/ch3/ch3-anystring-macro.rs new file mode 100755 index 0000000..7500e95 --- /dev/null +++ b/meap/meap-code/ch3/ch3-anystring-macro.rs @@ -0,0 +1,10 @@ +macro_rules! string { + ($x:expr) => ( // <1> + String::from(stringify!($x)); // <2> + ) +} + +fn main() { + let s = string!(hello there); + println!("{}", s); +} \ No newline at end of file -- cgit v1.2.3