User Exits are subroutines which can be used by the Customer to implement their own business requirement logic in the standard sap code. Implementing user
Category: ABAP
Hierarchical Sequential ALV-01
Hierarchical Sequential ALV on flight model
REUSE_ALV_LIST_DISPLAY- 30
Block List ALV
REUSE_ALV_LIST_DISPLAY- 1
First List ALV using FM-REUSE_ALV_LIST_DISPLAY
String Operation – Repeat
Program DATA : str1 TYPE string VALUE ‘XYZ’, str2 TYPE string, times TYPE i VALUE 5. WRITE 
‘ Before string Repeat:’, str1. str2 = repeat( val = str1 occ = times ). “repeats the string 5 times WRITE ‘After string Repeat :’, str2. Step1. Step2. Output:
String Operation – Reverse
Program DATA : str1 TYPE string VALUE ‘SAP ABAP PROGRAM’, str2 TYPE string VALUE ”. WRITE ‘Before Reverse:’, str1. str2 = reverse( str1 ). ” reverse () function in ABAP WRITE ‘Aftre Reverse:’, str2. Output ———————————————————————————————————————————
SAPCODES 