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

v2.3.0 2022-09-24 06:59 UTC

This package is auto-updated.

Last update: 2024-10-24 11:19:51 UTC


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().