Method WriteChars

When overridden in a derived class, writes text one buffer at a time.

public override void WriteChars(char[] buffer, int index, int count)

buffer char[]: Character array containing the text to write.
index int: The position in the buffer indicating the start of the text to write.
count int: The number of characters to write.

ArgumentNullException: buffer is null.
ArgumentOutOfRangeException: index or count is less than zero.-or-The buffer length minus index is less than count; the call results in surrogate pair characters being split or an invalid surrogate pair being written.
ArgumentException: The buffer parameter value is not valid.
InvalidOperationException: An XmlWriter method was called before a previous asynchronous operation finished. In this case, InvalidOperationException is thrown with the message “An asynchronous operation is already in progress.”