ReflectionFunctionAbstract::isGenerator
ReflectionFunctionAbstract::isUserDefined
ReflectionFunctionAbstract
PHP Manual

# ReflectionFunctionAbstract::isInternal

Checks if is internal

### Description

public bool ReflectionFunctionAbstract::isInternal ( void )

Checks whether the function is internal, as opposed to user-defined.

Warning

This function is currently not documented; only its argument list is available.

### Parameters

This function has no parameters.

### Return Values

`TRUE` if it's internal, otherwise `FALSE`

### See Also

- ReflectionFunctionAbstract::isUserDefined