public static AssetResolver::sort($a, $b)
Sorts CSS and JavaScript resources.
This sort order helps optimize front-end performance while providing modules and themes with the necessary control for ordering the CSS and JavaScript appearing on a page.
Parameters
$a: First item for comparison. The compared items should be associative arrays of member items.
$b: Second item for comparison.
Return value
int
File
- core/lib/Drupal/Core/Asset/AssetResolver.php, line 371
Class
- AssetResolver
- The default asset resolver.
Namespace
Drupal\Core\Asset
Code
public static function sort($a, $b) {
// First order by group, so that all items in the CSS_AGGREGATE_DEFAULT
// group appear before items in the CSS_AGGREGATE_THEME group. Modules may
// create additional groups by defining their own constants.
if ($a['group'] < $b['group']) {
return -1;
}
elseif ($a['group'] > $b['group']) {
return 1;
}
// Finally, order by weight.
elseif ($a['weight'] < $b['weight']) {
return -1;
}
elseif ($a['weight'] > $b['weight']) {
return 1;
}
else {
return 0;
}
}
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