perf: Use drain instead of remove in chart examples (#922)

ratatui-org · Feb 5, 2024 · 0963463 · 0963463
1 parent 61a8278
commit 0963463
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Showing 2 changed files with 5 additions and 9 deletions.
diff --git a/examples/chart.rs b/examples/chart.rs
@@ -81,14 +81,12 @@ impl App {
     }
 
     fn on_tick(&mut self) {
-        for _ in 0..5 {
-            self.data1.remove(0);
-        }
+        self.data1.drain(0..5);
         self.data1.extend(self.signal1.by_ref().take(5));
-        for _ in 0..10 {
-            self.data2.remove(0);
-        }
+
+        self.data2.drain(0..10);
         self.data2.extend(self.signal2.by_ref().take(10));
+
         self.window[0] += 1.0;
         self.window[1] += 1.0;
     }

diff --git a/examples/demo/app.rs b/examples/demo/app.rs
@@ -191,9 +191,7 @@ where
     S: Iterator,
 {
     fn on_tick(&mut self) {
-        for _ in 0..self.tick_rate {
-            self.points.remove(0);
-        }
+        self.points.drain(0..self.tick_rate);
         self.points
             .extend(self.source.by_ref().take(self.tick_rate));
     }