Formatting can be used for any number of items, like a string and a number:
Character Literals can be a single character:
Character Literals can be an escape sequence, including octal or hexidecimal:
Formatting can also include numbers:
String can be placed in format:
The parameterless execute method has been deprecated and will be removed in a future version of ScalaTest. Please invoke execute with empty parens instead: execute().
The trap method is no longer needed for demos in the REPL, which now abreviates stack traces, and will be removed in a future version of ScalaTest