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490 B
490 B
Grammar Syntax
Example
$FOO -> /foo
$FOO -> /foo$FOO
$FOO -> $BAR
$BAR -> /bar
$BAR -> $BAR
Nonterminals
A Nonterminal starts with a leading $. The nonterminal FOO would be written as:
$FOO
Terminals
A Terminals starts with a leading /. The terminal bar would be written as:
/bar
Note that /ab differs from /a/b. The string /ab resolves to the terminal ab,
whereas /a/b resolves to the terminals a and b