public function LowercaseFilter::filter in Form API Validation 8.2

Execute filter.

Parameters

string $value: Form Element Value.

Return value

string Processed Value.

Overrides FapiValidationFiltersInterface::filter

File

src/Plugin/FapiValidationFilter/LowercaseFilter.php, line 19

Class

LowercaseFilter

Fapi Validation Plugin for Lowercase filter.

Namespace

Drupal\fapi_validation\Plugin\FapiValidationFilter

Code

public function filter($value) {
  return function_exists('mb_strtolower') ? mb_strtolower($value) : strtolower($value);
}