Update knowledge-base/grid-show-tooltip-on-column-header.md

Tsvetomir-Hr · dimodi · Tsvetomir-Hr · commit b1f9bf3850fd · 2025-03-05T09:28:23.000Z
Co-authored-by: Dimo Dimov &lt;961014+dimodi@users.noreply.github.com&gt;
diff --git a/knowledge-base/grid-show-tooltip-on-column-header.md b/knowledge-base/grid-show-tooltip-on-column-header.md
@@ -79,7 +79,7 @@ To display Tooltip for Grid column headers that are truncated, follow the steps
 </style>
 
 @code {
-    private TelerikGrid<SampleData> GridRef { get; set; } = null!;
+    private TelerikGrid<SampleData>? GridRef { get; set; }
 
     private IEnumerable<SampleData> MyData = Enumerable.Range(1, 10).Select(x => new SampleData
         {

Original file line number	Diff line number	Diff line change
`@@ -79,7 +79,7 @@ To display Tooltip for Grid column headers that are truncated, follow the steps`
`79`	`79`	`</style>`
`80`	`80`
`81`	`81`	`@code {`
`82`		`- private TelerikGrid<SampleData> GridRef { get; set; } = null!;`
	`82`	`+ private TelerikGrid<SampleData>? GridRef { get; set; }`
`83`	`83`
`84`	`84`	`private IEnumerable<SampleData> MyData = Enumerable.Range(1, 10).Select(x => new SampleData`
`85`	`85`	`{`