function CssCollectionOptimizer::generateHash
Same name in other branches
- 8.9.x core/lib/Drupal/Core/Asset/CssCollectionOptimizer.php \Drupal\Core\Asset\CssCollectionOptimizer::generateHash()
- 10 core/lib/Drupal/Core/Asset/CssCollectionOptimizer.php \Drupal\Core\Asset\CssCollectionOptimizer::generateHash()
Generate a hash for a given group of CSS assets.
Parameters
array $css_group: A group of CSS assets.
Return value
string A hash to uniquely identify the given group of CSS assets.
1 call to CssCollectionOptimizer::generateHash()
- CssCollectionOptimizer::optimize in core/
lib/ Drupal/ Core/ Asset/ CssCollectionOptimizer.php - The cache file name is retrieved on a page load via a lookup variable that contains an associative array. The array key is the hash of the file names in $css while the value is the cache file name. The cache file is generated in two cases. First, if…
File
-
core/
lib/ Drupal/ Core/ Asset/ CssCollectionOptimizer.php, line 172
Class
- CssCollectionOptimizer
- Optimizes CSS assets.
Namespace
Drupal\Core\AssetCode
protected function generateHash(array $css_group) {
$css_data = [];
foreach ($css_group['items'] as $css_file) {
$css_data[] = $css_file['data'];
}
return hash('sha256', serialize($css_data));
}
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