original_string: public function getNonce()
      {
          if ($this->nonce !== '') {
              return $this->nonce;
          }
          $this->nonce = md5(uniqid(rand(), true));
          return $this->nonce;
      }
code: public function getNonce()
      {
          if ($this->nonce !== '') {
              return $this->nonce;
          }
          $this->nonce = md5(uniqid(rand(), true));
          return $this->nonce;
      }
code_tokens: public function getNonce ( ) { if ( $ this -> nonce !== '' ) { return $ this -> nonce ; } $ this -> nonce = md5 ( uniqid ( rand ( ) , true ) ) ; return $ this -> nonce ; }
docstring: Method to retrieve the nonce
  
  @return string
docstring_tokens: Method to retrieve the nonce