• Article

TextWriter.WriteLine Method (String, Object)

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Writes out a formatted string and a new line, using the same semantics as Format.

Namespace:  System.IO
Assembly:  mscorlib (in mscorlib.dll)

Syntax

'Declaration
Public Overridable Sub WriteLine ( _
    format As String, _
    arg0 As Object _
)

public virtual void WriteLine(
    string format,
    Object arg0
)

Parameters

  • arg0
    Type: System.Object
    The object to write into the formatted string.

Exceptions

Exception Condition
ArgumentNullException

format is nulla null reference (Nothing in Visual Basic).
ObjectDisposedException

The TextWriter is closed.
IOException

An I/O error occurs.
FormatException

The format specification in format is invalid.

-or-

The number indicating an argument to be formatted is less than zero, or larger than or equal to the number of provided objects to be formatted.

Remarks

This method does not search the specified String for individual newline characters (hexadecimal 0x000a) and replace them with NewLine.

If a specified object is not referenced in the format string, it is ignored.

Version Information

Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.