davidhirtz / yii2-lazysizes
High performance and SEO friendly lazy loader for images (responsive and normal), iframes and more, that detects any visibility changes triggered through user interaction, CSS or JavaScript without configuration.
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Type:yii2-extension
Requires
- npm-asset/lazysizes: >=5.3.2
- yiisoft/yii2: *
README
lazysizes is a fast (jank-free), SEO-friendly and self-initializing lazyloader for images (including responsive images picture/srcset), iframes, scripts/widgets and much more.
Installation
The preferred way to install this extension is through composer.
php composer.phar require --prefer-dist davidhirtz/yii2-lazysizes "*"
Usage
Once the extension is installed, simply use it in your views. The following example shows you how to add an lazysizes powered image tag.
\davidhirtz\yii2\lazysizes\AssetBundle::register($this); echo \davidhirtz\yii2\lazysizes\Html::lazyImg($srcset, $options);
Upgrade from V1
Important: AssetBundle is no longer registered by calling Html::lazyImg().