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Useful ABAP Functions

To call the function in your program, you simply click on the Pattern button on your abap editor menu and type in the function name on the CALL FUNCTION text box.
function call abap

Function Modules for creating programs (Useful when you are generating programs)

RS_PROGRAM_CHECK_NAME : To check program names if you are generating them.
RS_CORR_INSERT : To insert the correction request in the repository.
REPS_OBJECT_ACTIVATE : To activate repository objects, for example – to activate a newly generated program.
RS_DELETE_PROGRAM : To delete the program.
RS_ACCESS_PERMISSION : To lock or unlock a program.

Function Modules related to Date and Time Calculations

CALCULATE_DATE : Calculates the future date based on the input .
DATE_TO_DAY : Returns the Day for the entered date.
DATE_COMPUTE_DAY : Returns weekday for a date
DATE_GET_WEEK : Returns week for a date

Function Modules related to (ALV) ADVANCED LIST VIEWER

REUSE_ALV_GRID_DISPLAY : ALV GridControl full screen
REUSE_ALV_FIELDCATALOG_MERGE : Create field catalog from dictionary structure or internal table

Function Module related to Change Tracking

CHANGEDOCUMENT_READ_HEADERS : Read and format change documents
DAY_ATTRIBUTES_GET : Returns attributes for a range of dates specified
MONTHS_BETWEEN_TWO_DATES : To get the number of months between the two dates.
END_OF_MONTH_DETERMINE_2 : Determines the End of a Month.
HR_HK_DIFF_BT_2_DATES : Find the difference between two dates in years, months and days.
FIMA_DAYS_AND_MONTHS_AND_YEARS : Find the difference between two dates in years, months and days. (Better use this one to find the difference between dates)
MONTH_NAMES_GET : Get the names of the month
WEEK_GET_FIRST_DAY : Get the first day of the week
HRGPBS_HESA_DATE_FORMAT : Format the date in dd/mm/yyyy format
SD_CALC_DURATION_FROM_DATETIME : Find the difference between two date/time and report the difference in hours
L_MC_TIME_DIFFERENCE : Find the time difference between two date/time
HR_99S_INTERVAL_BETWEEN_DATES : Difference between two dates in days, weeks, months
LAST_DAY_OF_MONTHS : Returns the last day of the month
DATE_CHECK_PLAUSIBILITY :Check for the invalid date.
DATE_2D_TO_4D_CONVERSION :Year entry: 2-character to 4-character.
DAY_IN_WEEK :Input date and will give the name of the day 1-monday,2-Tuesday….

Function Modules Related To Formatting

CLOI_PUT_SIGN_IN_FRONT : Displays the negative sign in front of the numeral
RKD_WORD_WRAP : Wrap text into several lines
CONVERSION_EXIT_ALPHA_INPUT : Pad zeros to the number at the left
CONVERSION_EXIT_ALPHA_OUTPUT : Eliminate zeros to the number at the left

Function Modules Related To Dialog Prompts

POPUP_TO_CONFIRM : Displays a popup dialog with a user defined message for confirmation
POPUP_TO_GET_VALUE : Displays a popup dialog requesting a value for a particular table-fieldname
SAPGUI_PROGRESS_INDICATOR : Displays a progress bar with text to denote the percentage of completion and status
FILENAME_GET : Displays a popup dialog to get the presentation server filename
F4_DATE : Displays a popup dialog to choose date
GUI_UPLOAD : Upload a file from the presentation server
POPUP_TO_SELECT_MONTH : Display a pop-up to select a month

Function modules related to RFC communication

RFC_CONNECTION_CLOSE : Close a RFC connection
RFC_GET_SYSTEM_INFO : Give system’s information of a remote system

Function modules related to reading/writing files

FILE_READ_AND_CONVERT_SAP_DATA: Uploads the file from either presentation or application server into an internal table
SUBST_GET_FILE_LIST: To get the list of files from Application Server.
ALSM_EXCEL_TO_INTERNAL_TABLE : Legacy Data Transfer w/ Excel

Function Modules related to sending emails

SO_NEW_DOCUMENT_ATT_SEND_API1 – Sends emails with texts and attachments
SO_NEW_DOCUMENT_SEND_API1 – Sends emails with texts.

Function Modules related to F4 Help

F4IF_INT_TABLE_VALUE_REQUEST – F4 help also returning the value to be displayed in internal table

Reblogged from Freesaptutorial.com


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