8.5.x Html.php Html::getClass($class)
8.0.x Html.php Html::getClass($class)
8.1.x Html.php Html::getClass($class)
8.2.x Html.php Html::getClass($class)
8.3.x Html.php Html::getClass($class)
8.4.x Html.php Html::getClass($class)
8.6.x Html.php Html::getClass($class)

Prepares a string for use as a valid class name.

Do not pass one string containing multiple classes as they will be incorrectly concatenated with dashes, i.e. "one two" will become "one-two".


string $class: The class name to clean.

Return value

string The cleaned class name.

18 calls to Html::getClass()
BlockContentForm::form in core/modules/block_content/src/BlockContentForm.php
Gets the actual form array to be built.
BlockContentTypeTest::testsBlockContentAddTypes in core/modules/block_content/src/Tests/BlockContentTypeTest.php
Tests that redirects work as expected when multiple block types exist.
BlockForm::submitForm in core/modules/block/src/BlockForm.php
This is the default entity object builder function. It is called before any other submit handler to build the new entity object to be used by the following submit handlers. At this point of the form workflow the entity is validated and the form state…
BlockRenderOrderTest::testBlockRenderOrder in core/modules/block/src/Tests/BlockRenderOrderTest.php
Tests the render order of the blocks.
BlockTest::moveBlockToRegion in core/modules/block/src/Tests/BlockTest.php
Moves a block to a given region via the UI and confirms the result.

... See full list


core/lib/Drupal/Component/Utility/Html.php, line 70


Provides DOMDocument helpers for parsing and serializing HTML strings.




public static function getClass($class) {
  if (!isset(static::$classes[$class])) {
    static::$classes[$class] = static::cleanCssIdentifier(Unicode::strtolower($class));
  return static::$classes[$class];