ReflectionFunctionAbstract
PHP Manual

ReflectionFunctionAbstract::isGenerator

(PHP 5 >= 5.5.0, PHP 7)

ReflectionFunctionAbstract::isGeneratorReturns whether this function is a generator

Description

public bool ReflectionFunctionAbstract::isGenerator ( void )

Warning

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

Parameters

This function has no parameters.

Return Values

Returns TRUE if the function is generator, FALSE if it is not or NULL on failure.


ReflectionFunctionAbstract
PHP Manual