original_string: public function filter()
      {
          $blueprints = $this->blueprints();
          $values = $blueprints->filter($this->toArray());
          if ($values && isset($values['header'])) {
              $this->header($values['header']);
          }
      }
code: public function filter()
      {
          $blueprints = $this->blueprints();
          $values = $blueprints->filter($this->toArray());
          if ($values && isset($values['header'])) {
              $this->header($values['header']);
          }
      }
code_tokens: public function filter ( ) { $ blueprints = $ this -> blueprints ( ) ; $ values = $ blueprints -> filter ( $ this -> toArray ( ) ) ; if ( $ values && isset ( $ values [ 'header' ] ) ) { $ this -> header ( $ values [ 'header' ] ) ; } }
docstring: Filter page header from illegal contents.
docstring_tokens: Filter page header from illegal contents .