Being that the quotation is signifies the beginning and the end of a string, you cannot just put one in the middle of a string and expect the compiler to know what you want. The easiest way to insert a quotation mark within a string is to preceed it with a backslash (using an escape sequence). So your statement above would be You could also use

I'm not sure at all, but try add the quotation marks as chars like: char qMark = '"'; xyz = "" + qMark + Integer.toString(zyx) + qMark;