> 'The text is "Hello world"' [1] "The text is \"Hello world\""
> 'c:\users\rene' Error: '\u' used without hex digits in character string starting "'c:\u"
> 'c:\\users\\rene' [1] "c:\\users\\rene"
> r'{c:\users\rene}' [1] "c:\\users\\rene" > r'(c:\users\rene)' [1] "c:\\users\\rene" … etc. …