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TextWriter.WriteLine Method (String, Object[])

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

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

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

public virtual void WriteLine(
	string format,
	params Object[] arg
)

Parameters

format
Type: System.String
The formatting string.
arg
Type: System.Object []
The object array to write into format string.

ExceptionCondition
ArgumentNullException

A string or object is passed in as null.

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 arg.Length.

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.

Windows Phone OS

Supported in: 8.1, 8.0, 7.1, 7.0

Windows Phone

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