trackBy - Efficient for loop in angular | Improve Your Application Performance with trackBy

Fun Of Heuristic
Fun Of Heuristic
14.6 هزار بار بازدید - 4 سال پیش - trackBy function help angular to
trackBy function help angular to improve application performance by tracking or keeping a reference of the rendered data so that angular will not re-render the DOM tree for the same data assignment.
we can use the trackBy function with *ngFor to track the objects in the loop. Angular can also track the objects if their order in the array is different, and this can be a good use case.

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4 سال پیش در تاریخ 1399/05/19 منتشر شده است.
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