# Constant

Returns a constant value.

## Properties

| Properties | Definitions |
| --- | --- |
| Value | Enter the constant value. A newline is specified as \n; a tab is \t, and a backslash is \\.<br><br>Constant<br>values can also include escaped characters, such as \n, \r or \t, or Unicode characters, such as \u0040. |
| DataType | Select a data type to be associated with the value. This is used<br>only for special cases. One of these cases is for the QName data type when used to process<br>an xsi:type attribute for<br>example. When using the QName<br>data type, if you want to omit the URI portion of the QName, specify the colon as the<br>first character, like this: :localName |