| Parameter | Reference | Type | Length | Default | Optional | Text |
|---|---|---|---|---|---|---|
| IM_DIRECT | CHAR01 | C | 1 | '-' downwards, '+' upwards |
| Parameter | Reference | Type | Length | Default | Optional | Text |
|---|---|---|---|---|---|---|
| CH_TCODE | SYST-TCODE | C | 20 | ABAP program, current transaction code | ||
| CH_UPSHDR | UPSHDR | u | 262 |
| Exception | Text |
|---|---|
| NO_CURRENT_ENTRY | No current entry available |
| REACHED_BOTTOM | No predecessor available |
| REACHED_TOP | No successor available |