The read syntax for strings is an arbitrarily long sequence of
characters enclosed in double quotes (
Backslash is an escape character and can be used to insert the
following special characters.
\\ are R5RS
standard, the rest are Guile extensions, notice they follow C string
"is otherwise the end of the string).
\x7ffor an ASCII DEL (127).
The following are examples of string literals:
"foo" "bar plonk" "Hello World" "\"Hi\", he said."