ReflectionParameter::isDefaultValueConstant
  Returns whether the default value of this parameter is constant
  
 
  Description
  
   public bool ReflectionParameter::isDefaultValueConstant
    ( void
   )
  
  WarningThis function is
currently not documented; only its argument list is available.
 
  
 
  Parameters
  This function has no parameters.
  
 
  Return Values
  
   Returns TRUE if the default value is constant, FALSE if it is not or
   NULL on failure.