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#### 4.1.3 HTTP URL Options

HTTP supports an ‘`OPTIONS`’ method describing things supported by the URL.

Function: url-http-options url

  Returns a property list describing options available for URL. The property list members are:

  `methods`

    A list of symbols specifying what HTTP methods the resource supports.

  `dav`

    A list of numbers specifying what DAV protocol/schema versions are supported.

  `dasl`

    A list of supported DASL search types supported (string form).

  `ranges`

    A list of the units available for use in partial document fetches.

  `p3p`

    The Platform For Privacy Protection description for the resource. Currently this is just the raw header contents.