## Uses of Class
org.apache.xpath.operations.UnaryOperation

- Packages that use UnaryOperation
  Package | Description
  --- | ---
  org.apache.xpath | Implementation of XPath; for the most part, only classes meant for public use are found at this root level of the XPath packages.
  org.apache.xpath.operations | Support for XPath operations, such as +, -, string(), etc.

- - ### Uses of UnaryOperation in org.apache.xpath

    Methods in org.apache.xpath with parameters of type UnaryOperation
    Modifier and Type | Method and Description
    --- | ---
    `boolean` | XPathVisitor.`visitUnaryOperation(ExpressionOwner owner, UnaryOperation op)` Visit a unary operation.

  - ### Uses of UnaryOperation in org.apache.xpath.operations

    Subclasses of UnaryOperation in org.apache.xpath.operations
    Modifier and Type | Class and Description
    --- | ---
    `class` | `Bool` The 'boolean()' operation expression executer.
    `class` | `Neg` The unary '-' operation expression executer.
    `class` | `Number` The 'number()' operation expression executer.
    `class` | `String` The 'string()' operation expression executer.

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