Performance Considerations

The following optional entries can be included and can improve the performance of screen displays in some situations:

Entry Mnemonic
Parameterized cursor down cud
Parameterized cursor left cub
Parameterized cursor right cuf
Parameterized cursor up cuu

If the following entries are present, scroll regions can be used to scroll areas of the screen, which greatly speeds up such operations:

Entry Mnemonic
Change scroll region csr
Insert line il1
Delete line dl1
Scroll forward ind
Scroll reverse ri
parameterized scroll forward indn
parameterized scroll reverse rin