String

Strings are a number of characters between two quotes. A string may itself contain a qoute, in which case this is indicated by a sequence of two quotes. Strings may contain newlines. The syntax for a string is:

<string> ::= ' { <char> | '' } '

<char> ::= any printable character at the keyboard

Examples

'this is a string'

'this is

also

a

string with a single quote '' and newlines'