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angular lazy loading images

Poor Man
Published
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2 min read

Lazy loading images is an important optimization technique when it comes to building websites and apps with Angular. By utilizing the Angular framework, you can easily set up lazy loading images to improve the performance of your app. Lazy loading images means that instead of loading all images at once, you only load images when they are needed. This works especially well when it comes to long scrolling pages, as only images that are near the current position of the user will be loaded. This helps reduce the overall load time of the website and helps improve the user experience. One way to set up lazy loading images with Angular is by using the

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ng-lazyload-image

directive. This directive will help you lazy load images in your app. To use it, you'll need to include the

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ng-lazyload-image

directive in your HTML template. Then you'll need to add the

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ng-lazyload-image

directive to each image that you want to be lazy loaded. For example, if you want to lazy load an image with the ID of

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my-image

, you would do something like this in your HTML template:

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<img id="my-image" ng-lazyload-image src="my-image.jpg"/>

This will tell Angular to lazy load the image with the ID of

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my-image

. Once the user scrolls close to the image, it will be loaded. Another way to set up lazy loading images with Angular is by using the

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ng-lazyload-image

directive in combination with the

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ngInfiniteScroll

directive. The

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ngInfiniteScroll

directive is a directive that will detect when the user has scrolled to the bottom of the page, and it will then trigger a function that you specify. To use it, you'll need to include the

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ngInfiniteScroll

directive in your HTML template and add the

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ng-lazyload-image

directive to each image that you want to be lazy loaded. Then, you'll need to specify the function that should be triggered when the user scrolls to the bottom of the page. For example, if you want to lazy load an image with the ID of

Text
my-image

, you would do something like this in your HTML template:

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<img id="my-image" ng-lazyload-image src="my-image.jpg" ng-infinite-scroll="loadMoreImages()" />

This will tell Angular to lazy load the image with the ID of

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my-image

when the user scrolls to the bottom of the page. Then, it will trigger the

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loadMoreImages()

function, which you will need to create in your JavaScript code. Using the two directives together is a great way to optimize your app's performance and improve user experience. You can use the same technique for any type of content, not just images. I hope this helps!

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