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-rw-r--r--exercises/move_semantics/move_semantics6.rs25
1 files changed, 25 insertions, 0 deletions
diff --git a/exercises/move_semantics/move_semantics6.rs b/exercises/move_semantics/move_semantics6.rs
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+++ b/exercises/move_semantics/move_semantics6.rs
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+// move_semantics6.rs
+// Make me compile! `rustlings hint move_semantics6` for hints
+// You can't change anything except adding or removing references
+
+// I AM NOT DONE
+
+fn main() {
+ let data = "Rust is great!".to_string();
+
+ get_char(data);
+
+ string_uppercase(&data);
+}
+
+// Should not take ownership
+fn get_char(data: String) -> char {
+ data.chars().last().unwrap()
+}
+
+// Should take ownership
+fn string_uppercase(mut data: &String) {
+ data = &data.to_uppercase();
+
+ println!("{}", data);
+}