original_string: public function getField($fieldname) {
          $i = $this->findFieldInArray($fieldname);
          if ($i !== null) {
              return $this->fields[$i];
          }
          return null;
      }
code: public function getField($fieldname) {
          $i = $this->findFieldInArray($fieldname);
          if ($i !== null) {
              return $this->fields[$i];
          }
          return null;
      }
code_tokens: public function getField ( $ fieldname ) { $ i = $ this -> findFieldInArray ( $ fieldname ) ; if ( $ i !== null ) { return $ this -> fields [ $ i ] ; } return null ; }
docstring: Returns one xmldb_field
  @param string $fieldname
  @return xmldb_field|null
docstring_tokens: Returns one xmldb_field