# The ReflectionFunction class

(PHP 5, PHP 7)

## Introduction

The ReflectionFunction class reports information about a function.

## Class synopsis

ReflectionFunction extends ReflectionFunctionAbstract implements Reflector {
/* Constants */
const int IS_DEPRECATED = 262144 ;
/* Properties */
public $name ;
/* Methods */
public __construct ( mixed `$name` )
public static export ( string `$name` [, string `$return` ] ) : string
public getClosure ( ) : Closure
public invoke ( mixed `...$args` ) : mixed
public invokeArgs ( array `$args` ) : mixed
public isDisabled ( ) : bool
public __toString ( ) : string
/* Inherited methods */
final private ReflectionFunctionAbstract::__clone ( ) : void
public ReflectionFunctionAbstract::getClosureScopeClass ( ) : ReflectionClass
public ReflectionFunctionAbstract::getClosureThis ( ) : object
public ReflectionFunctionAbstract::getDocComment ( ) : string
public ReflectionFunctionAbstract::getEndLine ( ) : int
public ReflectionFunctionAbstract::getExtension ( ) : ReflectionExtension
public ReflectionFunctionAbstract::getExtensionName ( ) : string
public ReflectionFunctionAbstract::getFileName ( ) : string
public ReflectionFunctionAbstract::getName ( ) : string
public ReflectionFunctionAbstract::getNamespaceName ( ) : string
public ReflectionFunctionAbstract::getNumberOfParameters ( ) : int
public ReflectionFunctionAbstract::getNumberOfRequiredParameters ( ) : int
public ReflectionFunctionAbstract::getParameters ( ) : array
public ReflectionFunctionAbstract::getReturnType ( ) : ReflectionType
public ReflectionFunctionAbstract::getShortName ( ) : string
public ReflectionFunctionAbstract::getStartLine ( ) : int
public ReflectionFunctionAbstract::getStaticVariables ( ) : array
public ReflectionFunctionAbstract::hasReturnType ( ) : bool
public ReflectionFunctionAbstract::inNamespace ( ) : bool
public ReflectionFunctionAbstract::isClosure ( ) : bool
public ReflectionFunctionAbstract::isDeprecated ( ) : bool
public ReflectionFunctionAbstract::isGenerator ( ) : bool
public ReflectionFunctionAbstract::isInternal ( ) : bool
public ReflectionFunctionAbstract::isUserDefined ( ) : bool
public ReflectionFunctionAbstract::isVariadic ( ) : bool
public ReflectionFunctionAbstract::returnsReference ( ) : bool
abstract public ReflectionFunctionAbstract::__toString ( ) : void
}

## Properties

name

  Name of the function. Read-only, throws ReflectionException in attempt to write.

## Predefined Constants

## ReflectionFunction Modifiers

`ReflectionFunction::IS_DEPRECATED`

  Indicates deprecated functions.

## Table of Contents

- ReflectionFunction::__construct — Constructs a ReflectionFunction object
- ReflectionFunction::export — Exports function
- ReflectionFunction::getClosure — Returns a dynamically created closure for the function
- ReflectionFunction::invoke — Invokes function
- ReflectionFunction::invokeArgs — Invokes function args
- ReflectionFunction::isDisabled — Checks if function is disabled
- ReflectionFunction::__toString — To string