https://msdn.microsoft.com/en-us/library/system.uri.escapeuristring(v=vs.110).aspx
var encoded = Uri.EscapeDataString("How to encode");
OUTPUT:
How%20to%20encode
https://msdn.microsoft.com/en-us/library/system.uri.escapeuristring(v=vs.110).aspx
var encoded = Uri.EscapeDataString("How to encode");
OUTPUT:
How%20to%20encode