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Returns the next available character and does not advance the byte or character position.
Public Overridable Function PeekChar As Integer
System .Int32 The next available character, or -1 if no more characters are available or the stream does not support seeking.
Exception Condition IOException
An I/O error occurs.
The current character cannot be decoded into the internal character buffer by using the
selected for the stream. Encoding
If surrogate characters can be expected in the stream use the
method, then set the stream back to the original position. ReadChars
For a list of common I/O tasks, see
. Common I/O Tasks .NET Framework
Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0
.NET Framework Client Profile
Supported in: 4, 3.5 SP1
Portable Class Library
Supported in: Portable Class Library
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see
.NET Framework System Requirements.