ReflectionFunctionAbstract::getNumberOfRequiredParameters Gets number of required parameters &reftitle.description; public intReflectionFunctionAbstract::getNumberOfRequiredParameters Get the number of required parameters that a function defines. &warn.undocumented.func; &reftitle.parameters; &no.function.parameters; &reftitle.returnvalues; The number of required parameters. &reftitle.seealso; ReflectionFunctionAbstract::getNumberOfParameters