Merge pull request #65 from stclib/dev43

Dev43

1 files changed, 22 insertions, 0 deletions

diff --git a/misc/examples/strings/utf8replace_rs.rs b/misc/examples/strings/utf8replace_rs.rs
new file mode 100644
index 00000000..8b163b4e
--- /dev/null
+++ b/misc/examples/strings/utf8replace_rs.rs
@@ -0,0 +1,22 @@
+pub fn main() {
+    let mut hello = String::from("hell😀 w😀rld");
+    println!("{}", hello);
+
+    /* replace second smiley at utf8 codepoint pos 7 */
+    hello.replace_range(
+        hello
+            .char_indices()
+            .nth(7)
+            .map(|(pos, ch)| (pos..pos + ch.len_utf8()))
+            .unwrap(),
+        "🐨",
+    );
+    println!("{}", hello);
+
+    for c in hello.chars() { 
+        print!("{},", c);
+    }
+
+    let str = "If you find the time, you will find the winner";
+    println!("\n{}", str.replace("find", "match"));
+}