Returns the value of an attribute converted to its string representation. If a regex
is provided, only the part of the string representation matching the regular
expression is returned.
The value of the attribute converted to its string representation and optionally
matched by the provided regex regular expression.
This method internally calls GetAttributeValue(String) and converts
the returned value to its string represenation using the ValueConverter.
| Exception | Condition |
|---|---|
| ArgumentNullException | If name is null. |
