ch08

ch8/ch10/hash.rs

@@ -0,0 +1,12 @@
+use std::collections::HashMap;
+
+fn main() {
+    let field_name = String::from("field");
+    let field_value = String::from("value");
+
+    let mut map = HashMap::new();
+    map.insert(field_name, &field_value);
+
+    print!("{}", map.get("field").unwrap());
+    print!("{}", field_value);
+}