From 4f43793dd7930fabda8af9cfd87a4f39e9522ae8 Mon Sep 17 00:00:00 2001
From: Kristiyan Kostadinov <crisbeto@users.noreply.github.com>
Date: Mon, 20 May 2024 23:16:48 +0200
Subject: [PATCH] fix(material/slider): resolve duplicate key warnings (#29073)

Fixes that the slider was logging a bunch of warnings because we were using duplicated keys to render out the tick marks.
---
 src/material/slider/slider.html | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/material/slider/slider.html b/src/material/slider/slider.html
index 2a173fcef066..23329ba40b40 100644
--- a/src/material/slider/slider.html
+++ b/src/material/slider/slider.html
@@ -10,7 +10,7 @@
   @if (showTickMarks) {
     <div class="mdc-slider__tick-marks" #tickMarkContainer>
       @if (_cachedWidth) {
-        @for (tickMark of _tickMarks; track tickMark; let i = $index) {
+        @for (tickMark of _tickMarks; track i; let i = $index) {
           <div
             [class]="tickMark === 0 ? 'mdc-slider__tick-mark--active' : 'mdc-slider__tick-mark--inactive'"
             [style.transform]="_calcTickMarkTransform(i)"></div>