Converts this to valid "a" string.
[Missing <returns> documentation for M:LumiSoft.Net.SDP.SDP_Attribute.ToValue]
Assembly: LumiSoft.Net Version: 2.0.2636.18419 (Module: LumiSoft.Net)
[Missing <returns> documentation for M:LumiSoft.Net.SDP.SDP_Attribute.ToValue]
Assembly: LumiSoft.Net Version: 2.0.2636.18419 (Module: LumiSoft.Net)