Function Editing

• To invoke the function editor, type ∇ by itself, or ∇ followed by a name, or )EDIT by itself, or )EDIT followed by a name, or double-right-click on a function name in the session manager or function editor windows.
• The function editor supports a multilevel Undo. That is, pressing Ctrl-Z reverts back to the previous text.
• Each function's undo buffer is saved with the function for reuse the next time that function is edited.
• All function's undo buffers are saved with the workspace for reuse on the next load.
• While editing a function, several keystrokes are available:
  • To Save a function, press Ctrl-S;
  • To Save & Exit a function, press Ctrl-E;
  • To Quit without saving the function, press Ctrl-Q.