What Is Trackby in Angular?
Anil Singh
Posted on November 14, 2019
The “track by” expression to specify unique keys.
The trackBy function takes the index and the current item as arguments and needs to return the unique identifier for this item.
As an Example,
https://www.code-sample.com/2019/11/trackby-in-angular-ngfor-ng-repeat.html
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Anil Singh
Posted on November 14, 2019
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