Gets or sets the character at the specified character position in this instance.
Assembly: mscorlib (in mscorlib.dll)
The index parameter is the position of a character within the StringBuilder. The first character in the string is at index 0. The length of a string is the number of characters it contains. The last accessible character of a StringBuilder instance is at index Length - 1.
is the default property of the StringBuilder class. In C#, it is an indexer. This means that individual characters can be retrieved from the property as shown in the following example, which counts the number of alphabetic, white-space, and punctuation characters in a string.
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.