fredysan/CrawlerRemoveImages.php

## CrawlerRemoveImages.php
<?php

use Symfony\Component\DomCrawler\Crawler;

class CustomCrawler {

  protected function removeExtLinkImages($value) {
    $value = '<body>' . $value . '</body>' ?: '';
    $crawler = new Crawler($value, 'http://localhost');
    // Remove all Icon_External_Link.png images.
    $crawler->filter('img')->each(function (Crawler $crawler) {
      foreach ($crawler as $node) {
        $src = $node->getAttribute('src');
        if (strstr($src, 'Icon_External_Link.png')) {
          $node->parentNode->removeChild($node);
        }
      }
    });

    $value = $crawler->html();
    $value = str_replace(['<body>', '</body>'], '', $value);
    return $value;
  }
}
	<?php

	use Symfony\Component\DomCrawler\Crawler;

	class CustomCrawler {

	protected function removeExtLinkImages($value) {
	$value = '<body>' . $value . '</body>' ?: '';
	$crawler = new Crawler($value, 'http://localhost');
	// Remove all Icon_External_Link.png images.
	$crawler->filter('img')->each(function (Crawler $crawler) {
	foreach ($crawler as $node) {
	$src = $node->getAttribute('src');
	if (strstr($src, 'Icon_External_Link.png')) {
	$node->parentNode->removeChild($node);
	}
	}
	});

	$value = $crawler->html();
	$value = str_replace(['<body>', '</body>'], '', $value);
	return $value;
	}
	}