PHP code example of firstinternet / wordpress-responsive-image

1. Go to this page and download the library: Download firstinternet/wordpress-responsive-image library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

firstinternet / wordpress-responsive-image example snippets





use FirstInternet\ResponsiveImage;

$image = new ResponsiveImage(123, 'medium');
$image->generate();


$image = new ResponsiveImage(123, 'large');
$image->setClass('custom-class')
      ->setAlt('An example image')
      ->lazyLoad()
      ->webp()
      ->generate();


$imageMarkup = (new ResponsiveImage(123, 'full'))->get();
echo $imageMarkup;


$image->setSources([
    'sm' => 'small-image',
    'md' => 'medium-image',
    'lg' => 'large-image'
]);


$image->lazyLoad('custom-lazy-class');


$image->webp();


$image->setClass('img-fluid rounded');


$image->setAlt('Descriptive alt text');


$image->setAttributes([
    ['data-example', 'value'],
    ['aria-hidden', 'true']
]);


$image->setSizes('(max-width: 600px) 100vw, 50vw');


$image->autoSizes('col-md-6 col-lg-4');