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Re: XPath Grammar

2003-06-03 12:38:29
At 2003-06-03 12:12 -0700, Fatih TURKMEN wrote:
[29]    Literal    ::=    '"' [^"]* '"'
                        | "'" [^']* "'"


What does the production mean?

Anything in-between quotes isn't a quote and anything between apostrophes isn't an appostrophe.

I think it can be translated as the following:
                        "\"" (~["\""])* "\""
                |       "'"  (~["'"] )* "'"

Perhaps, but what notation are you using?

but what [^"]* exactly mean?

In regular expressions, a set of characters is denoted using square brackets and the inverse set of characters is denoted by starting the set with a caret. The expression as used follows the documented conventions of regular expressions.

I hope this helps.

................... Ken

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