AddParam | Adds a new parameter to the object. | 
  ClearParam | Clears the parameter value by setting it to null. | 
  DeleteParam | Deletes the specified parameter. | 
  Refresh | Refreshes the data from the database, discarding changes. | 
  Save | Uploads the parameter definitions to the database. | 
  Count | The number of parameters for the object. | 
  ParamExist | Checks if a parameter of this name exists. | 
  ParamName | The name of the parameter in the specified position in the StepParams collection (zero-based). | 
  ParamValue | The value of the specified parameter. | 
  Type | Gets the parameter type: predefined, null, or regular. |