Exception Constructor (String)
.NET Framework (current version)
Initializes a new instance of the Exception class with a specified error message.
Assembly: mscorlib (in mscorlib.dll)
Parameters
- message
-
Type:
System.String
The message that describes the error.
This constructor initializes the Message property of the new instance by using the message parameter. If the message parameter is null, this is the same as calling the Exception constructor.
The following table shows the initial property values for an instance of Exception.
Property | Value |
|---|---|
A null reference (Nothing in Visual Basic). | |
The error message string. |
The following code example derives an Exception for a specific condition. The code demonstrates the use of the constructor that takes a caller-specified message as a parameter, for both the derived class and the base Exception class.
Universal Windows Platform
Available since 8
.NET Framework
Available since 1.1
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
Available since 8
.NET Framework
Available since 1.1
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
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