public UrlEncodedDictionary( 
   string initialValue
)

Parameters

initialValue

Initial value that could be a URL encoded name value parameter string

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

UrlEncodedDictionary Class
UrlEncodedDictionary Members
Overload List