ReflectionParameter
PHP Manual

ReflectionParameter::allowsNull

Checks if null is allowed

Description

public bool ReflectionParameter::allowsNull ( void )

Checks whether the parameter allows NULL.

Warning

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

Parameters

This function has no parameters.

Return Values

TRUE if NULL is allowed, otherwise FALSE

See Also

  • ReflectionParameter::isOptional