Returns the scheme portion of a given URL.


func CFURLCopyScheme(_ anURL: CFURL!) -> CFString!



The CFURL object to examine.

Return Value

The scheme of anURL. Ownership follows the create rule. See The Create Rule.


The URL scheme is the portion of the URL specifying the transport type. For example http, ftp, and rtsp are schemes. This function leaves any percent escape sequences intact.

See Also

Accessing the Parts of a URL

func CFURLCanBeDecomposed(CFURL!) -> Bool

Determines if the given URL conforms to RFC 1808 and therefore can be decomposed.

func CFURLCopyFragment(CFURL!, CFString!) -> CFString!

Returns the fragment from a given URL.

func CFURLCopyHostName(CFURL!) -> CFString!

Returns the host name of a given URL.

func CFURLCopyLastPathComponent(CFURL!) -> CFString!

Returns the last path component of a given URL.

func CFURLCopyNetLocation(CFURL!) -> CFString!

Returns the net location portion of a given URL.

func CFURLCopyParameterString(CFURL!, CFString!) -> CFString!

Returns the parameter string from a given URL.

func CFURLCopyPassword(CFURL!) -> CFString!

Returns the password of a given URL.

func CFURLCopyPath(CFURL!) -> CFString!

Returns the path portion of a given URL.

func CFURLCopyPathExtension(CFURL!) -> CFString!

Returns the path extension of a given URL.

func CFURLCopyQueryString(CFURL!, CFString!) -> CFString!

Returns the query string of a given URL.

func CFURLCopyResourceSpecifier(CFURL!) -> CFString!

Returns any additional resource specifiers after the path.

func CFURLCopyUserName(CFURL!) -> CFString!

Returns the user name from a given URL.

func CFURLGetPortNumber(CFURL!) -> Int32

Returns the port number from a given URL.

func CFURLHasDirectoryPath(CFURL!) -> Bool

Determines if a given URL's path represents a directory.

Beta Software

This documentation contains preliminary information about an API or technology in development. This information is subject to change, and software implemented according to this documentation should be tested with final operating system software.

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