public function ConfigBase::clear

public ConfigBase::clear($key)

Unsets a value in this configuration object.

Parameters

string $key: Name of the key whose value should be unset.

Return value

$this The configuration object.

File

core/lib/Drupal/Core/Config/ConfigBase.php, line 228

Class

ConfigBase

Provides a base class for configuration objects with get/set support.

Namespace

Drupal\Core\Config

Code

public function clear($key) {
  $parts = explode('.', $key);
  if (count($parts) == 1) {
    unset($this->data[$key]);
  }
  else {
    NestedArray::unsetValue($this->data, $parts);
  }
  return $this;
}