What are some advanced techniques for using ngFor in Angular?
An example of an AI chatbot conversation about advanced ngFor techniques in Angular.
What are some advanced techniques for using ngFor in Angular?
You can use ngFor with trackBy for better performance, and also combine it with ngIf for conditional rendering.
Can you explain how trackBy works?
Sure! trackBy helps Angular identify which items have changed, are added, or are removed, improving rendering performance.
What about using ngFor with nested data structures?
You can use ngFor to iterate over nested arrays by chaining ngFor directives in your template.
Are there any best practices for using ngFor?
Yes, always use trackBy, avoid complex logic in the template, and keep your data structures simple for better performance.
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