Modifiers are used to perform specific action on definition or attributes Modifiers are add-ons to the definition or attributes Modifiers are Classified as Definition Modifier • #, !, * Attribute Modifier - • Use, Add, Delete, Replace, Local, Option and Switch Definition Modifiers Definition Modifiers are used to alter a definition # - Add/Remove attributes permanently ! - Exercise a definition optionally * - Delete all attributes and start again Attribute Modifiers Attribute Modifiers are classified as Static or Load time modifiers USE, ADD, DELETE and REPLACE Dynamic or Run time modifiers LOCAL, OPTION and SWITCH
