Represents the empty string. This field is read-only.
Assembly: mscorlib (in mscorlib.dll)
The value of this field is the zero-length string, "".
In application code, this field is most commonly used in assignments to initialize a string variable to an empty string. To test whether the value of a string is either null or IsNullOrEmpty method., use the
Available since 4.5
Available since 1.1
Portable Class Library
Supported in: portable .NET platforms
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Available since 8.1