code: protected function applyFix(\SplFileInfo $file, Tokens $tokens)
      {
          foreach ($tokens as $index => $token) {
              if (!$token->isGivenKind([T_CONSTANT_ENCAPSED_STRING, T_START_HEREDOC])) {
                  continue;
              }
  
              $content = $token->getContent();
  
              if ('b' === strtolower($content[0])) {
                  $tokens[$index] = new Token([$token->getId(), substr($content, 1)]);
              }
          }
      }
docs: {@inheritdoc}