Could you define the role of each FM in ALV
REUSE_ALV_BLOCK_LIST_APPEND
REUSE_ALV_BLOCK_LIST_DATA_GET
REUSE_ALV_BLOCK_LIST_DATA_SET
REUSE_ALV_BLOCK_LIST_DISPLAY
REUSE_ALV_BLOCK_LIST_HS_APPEND
REUSE_ALV_BLOCK_LIST_INIT
REUSE_ALV_BLOCK_LIST_REFRESH
REUSE_ALV_BLOCK_STATUS_GET
REUSE_ALV_CHECKBOX_SET
REUSE_ALV_COMMENTARY_WRITE
REUSE_ALV_FIELDCATALOG_MERGE
REUSE_ALV_HIERSEQ_LIST_DISPLAY
REUSE_ALV_LIST_DISPLAY
REUSE_ALV_POPUP_TO_SELECT
Thanks & regards.......