StreamWriter Constructor (String)
When it is called by trusted applications, initializes a new instance of the StreamWriter class for the specified file on the specified path, using the default encoding and buffer size.
Namespace: System.IO
Assembly: mscorlib (in mscorlib.dll)
Parameters
- path
- Type: System::String
The complete file path to write to. path can be a file name.
| Exception | Condition |
|---|---|
| UnauthorizedAccessException | Access is denied. |
| ArgumentException | path is an empty string (""). -or- path contains the name of a system device (com1, com2, and so on). |
| ArgumentNullException | path is nullptr. |
| DirectoryNotFoundException | The specified path is invalid; for example, it might refer to an unmapped drive. |
| PathTooLongException | The specified path, file name, or both exceed the system-defined maximum length. For example, on Windows-based platforms, paths must be less than 248 characters, and file names must be less than 260 characters. |
| IOException | path includes an incorrect or invalid syntax for file name, directory name, or volume label syntax. |
| SecurityException | The caller does not have the required permission. |
Platform Notes
Silverlight for Windows Phone
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.