Answer Posted / ashwinikumar

EVENTS IN ABAP:

There are five types of events in ABAP, given below,

1. CLASSICAL EVENTS

a. Initialization
b. Load of program
c. At selection screen output
d. At selection screen of field
e. At selection screen on value request
f. At selection screen on help request
g. At selection screen
h. Start of selection
i. End of selection
j. Top of page and End of page.

2. INTERACTIVE EVENTS

a. At line Selection
b. At PF(predefined function) key
c. At User command
d. Top of page during Line_ selection

3. MODULE- POOL PROGRAMMING EVENTS

a. PAI - Process after input
b. PBO - Process before output
c. POV- Process on value Request(F! Help)
d. POH- Process on Help Request(F4 Help)

4. LIST EVENTS

a. Top of Page
b. End of Page

5.CONTROL BREAK EVENTS

a. At First
b. At Last
c. At New
d. At end of
e. On change of
f. GET node
g. GET node LATE
h. At line selection
i. At user command

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