uriParseScheme
Gets the scheme portion of a URI string. RFC 3986 decodes the scheme as: |[ URI = scheme ":" hier-part "#" fragment ]| Common schemes include file, https, svn+ssh, etc.
Return
The ‘scheme’ component of the URI, or null on error. The returned string should be freed when no longer needed.
Since
2.16
Parameters
uri
a valid URI.