Angular Optimization: Use trackBy Option for *ngFor Directive

added by JavaScript Kicks
5/29/2019 7:42:44 AM

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Learn how to use the *ngFor directive correctly to optimize your Angular app performance *ngFor is one of the most popular directives in Angular - however, if not used well, it may damage your app's performance. In this post, we will learn how to use the *ngFor directive correctly, to stave off slowdowns in our app.


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