FunctionDeclarationTree (Java SE 11 & JDK 11 )

All Superinterfaces:

StatementTree, Tree
```
@Deprecated(since="11",
            forRemoval=true)
public interface FunctionDeclarationTree
extends StatementTree
```
Deprecated, for removal: This API element is subject to removal in a future version.
Nashorn JavaScript script engine and APIs, and the jjs tool are deprecated with the intent to remove them in a future release.
A tree node for a function declaration. For example:
```
   function name
      ( parameters )
      body
 
```
```
   function* name
      ( parameters )
      body
 
```
Since:

9

Nested Class Summary
- Nested classes/interfaces declared in interface jdk.nashorn.api.tree.Tree
  Tree.Kind

Method Summary

All Methods Instance Methods Abstract Methods Deprecated Methods
Modifier and Type	Method	Description
`BlockTree`	`getBody()`	Deprecated, for removal: This API element is subject to removal in a future version. Returns the body of code of this function.
`IdentifierTree`	`getName()`	Deprecated, for removal: This API element is subject to removal in a future version. Returns the name of the function being declared.
`List<? extends ExpressionTree>`	`getParameters()`	Deprecated, for removal: This API element is subject to removal in a future version. Returns the parameters of this function.
`boolean`	`isGenerator()`	Deprecated, for removal: This API element is subject to removal in a future version. Is this a generator function?
`boolean`	`isStrict()`	Deprecated, for removal: This API element is subject to removal in a future version. Is this a strict function?

Methods declared in interface jdk.nashorn.api.tree.Tree
accept, getEndPosition, getKind, getStartPosition

- Method Detail
  - getName
```
IdentifierTree getName()
```
    Deprecated, for removal: This API element is subject to removal in a future version.
    
    Returns the name of the function being declared.
    
    Returns:
    
    name the function declared
  - getParameters
```
List<? extends ExpressionTree> getParameters()
```
    Deprecated, for removal: This API element is subject to removal in a future version.
    
    Returns the parameters of this function.
    
    Returns:
    
    the list of parameters
  - getBody
```
BlockTree getBody()
```
    Deprecated, for removal: This API element is subject to removal in a future version.
    
    Returns the body of code of this function.
    
    Returns:
    
    the body of code
  - isStrict
```
boolean isStrict()
```
    Deprecated, for removal: This API element is subject to removal in a future version.
    
    Is this a strict function?
    
    Returns:
    
    true if this function is strict
  - isGenerator
```
boolean isGenerator()
```
    Deprecated, for removal: This API element is subject to removal in a future version.
    
    Is this a generator function?
    
    Returns:
    
    true if this is a generator function