Make your own free website on Tripod.com

SAP PM & ABAP Code Niraj Visnoi

SAP ABAP System Fields

Home
What is SAP ?
SAP LSMW Explained with example
SAP PM T-Codes
PM BRD/COR Maintenance
Add Your URL
User Exits & Enhancements
Best Of SAP Links
BDC Code
My Resume
SAP SmartForms Step by Step
SAP ABAP ALV Grid Explained with Example
Useful Tips
Contact Information Guest Book and Consultants List
ABAP Code
ABAP System Fields
SAPScript
SAPScript Graphics
SAPScript Print Program
ABAP ListViewer
Dialog Programming
SAP Tables
SAP ALE and IDOC
Recommended SAP ABAP Coding guidelines
SAP General ABAP
Submit Your Code
SAP Books For consultants
Free Website Submission and ROR Sitemap generator
Free Domain Search
Free HoroScope

These are some of the important SAP ABAP system fields of SYST structure .

There are total of 172 system fields maintained by the runtime environment in an internal structure of type SYST or SY.

SYSTEM FIELDS according to function.
 

SYSTEM Fields related with R/3 System

SY-DBSYS

R/3 DBMS like ORACLE.

SY-HOST

Application server .

SY-OPSYS

Application server Operating system .

SY-SYSID

R/3 System ID.

SYSTEM Fields about Current Terminal Session

SY-LANGU

One-character language key with the user’s logon language such as E

SY-MANDT

Login client e.g. 600

SY-MODNO

Index of the current external session starting from 0.

SY-UNAME

Login name of the user.

SYSTEM Fields related with current Date and Time

SY-DATUM

Date on the application server in YYYYMMDD format e.g. 20060414

SY-FDAYW

Day of the week according to Factory calendar e.g  Monday = 1.

SY-TIMLO

User’s local time.

SY-UZEIT

Time on the application server.

SYSTEM Fields related with Current ABAP Program

SY-CALLD

If the program is started using CALL TRANSACTION / DIALOG, or SUBMIT … [AND RETURN] its value is 'X'.                                                                          If the program is started using LEAVE TO TRANSACTION or using a transaction code from a screen or when a batch input session is in progress its value is ' ' .

SY-CPROG

The name of the current program and name of the calling program within a procedure.

SY-DBNAM

The name of the logical database linked to an executable program.

SY-DYNGR

Screen group to which the current screen belongs.

SY-DYNNR

Number of the current screen.

SY-LDBPG

In executable programs, the database program of the associated logical database.

SY-REPID

Name of the current ABAP program.

SY-TCODE

The transaction code of the current program..

 
SYSTEM FIELDS for Background Processing and batch input

SY-BATCH

X if the ABAP program is running in the background, otherwise space

SYSTEM FIELDS for Batch Input

SY-BINPT

X while a batch input session is running and when an ABAP program is called using CALL TRANSACTION USING, otherwise space.

SYSTEM FIELDS For ABAP Programming

SY-ABCDE

It is a constant and contains alphabets(AB..Z). What ever the code page its value remains same.

SY-ULINE

Contains a horizontal line with length 255 used in  creating lists.

SY-VLINE

Contains a vertical line , used in  creating lists.

Loops

SY-INDEX

WithIn a loop it  contains the number of loop passes including the current pass and is set by ABAP commands DO,WHILE.

Strings

SY-FDPOS

It contains the location of a hit in string operations. used with CO,CN, CA, NA, CS, NS, CP, and NP, offset values are assigned to SY-FDPOS depending on the search result.

Internal Tables

SY-TABIX

Current line of an internal table. It is set  only for index tables. The field is either not set or is set to 0 for hashed tables. It iset by ABAP commands APPEND,COLLECT,LOOP AT,READ TABLE,SAERCH itab FOR .

SY-TFILL

After the statements DESCRIBE TABLE, LOOP AT, and READ TABLE, SY-TFILL contains the number of lines in the relevant internal table.

Database Access

SY-DBCNT

It contains  the number of table entries processed. In an  loop it  is not set until after the ENDSELECT or ENDEXEC statement.  It is set by ABAP commands DELETE,FETCH,INSERT,MODIFY and UPDATE.

SY-SUBRC

Return code set by the last ABAP statement. if it is 0 it means the statement was a success.

SYSTEM FIELDS for Screens

A group of system fields is set in the PAI event of each screen. Exceptf SY-DATAR, SY-LOOPC, and SY-STEPL, these can be used in list processing.

SY-CUCOL

Horizontal cursor position. Counter begins at column 2.

SY-CUROW

Vertical cursor position. Counter begins at line 1.

SY-DATAR

This field contains 'X' if at least one input field on the screen was changed by the user , otherwise it is  space.It can be used to determine if user has made any changes and a popup can be called with a prompt e.g. POPUP_TO_CONFIRM_CHANGE.

SY-LOOPC

Number of lines currently displayed in a table control. Can be used to determine the step loop blocks in the screen and for scrolling functionality.

SY-PFKEY

GUI status of the current screen. This can be set in the PBO event using the SET PF-STATUS statu OF PROGRAM rep statement.

SY-SCOLS

Number of columns on the current screen.

SY-SROWS

Number of rows on the current screen.

SY-STEPL

Index of the current line in a table control. This is set in each loop pass. SY-STEPL does not have a meaningful value outside the loop (for example, during the POV event for a table line).

SY-TITLE

It contains the text that appears in the title bar of the screen. For selection screens and lists it is the program name,it can  be set using the SET TITLEBAR statement.

SY-UCOMM

It contains the function code that triggered the PAI event.ENTER triggers the PAI but this field will remain blank if no function code is attached to ENTER key.

 

Selection Screens

SY-SLSET

Variant used to fill the selection screen.

SYSTEM FIELDS for Creating Lists

SY-COLNO

It contains the current column during list creation starting  at 1. The field is set by the  output statements  WRITE,ULINE,SKIP,POSITION,NEW-LINE,NEW-PAGE and BACK (sets it to 1).

SY-LINCT

It contains  length of  the page in the list.Its value is  0 if the length of page is infinite.

SY-LINNO

It contains the current line during list creation begining from 1, and includes the page header. SY-LINNO is set by the ABAP output statements which are same as SY-COLNO.

SY-LINSZ

It contains the line width in the list. The default value is the default window width. You can change the line width of the list using the LINE-SIZE addition in the REPORT or NEW-PAGE statement. The default value is 84 .

SY-PAGNO

Current page during list creation.

SY-TVAR0 ... SY-TVAR9

You can assign values to these variables in your programs. Their contents replace the placeholders in the list and column headers of the program in the TOP-OF-PAGE event.

SYSTEM FIELDS For Messages

With call of MESSAGE statement following system fields are set.

SY-MSGID

SY-MSGID contains the message class

SY-MSGNO

SY-MSGNO contains the message number

SY-MSGTY

SY-MSGTY contains the message type

SY-MSGV1,…,SY-MSGV4

These fields hold the place holders in the  message.

http://sap.niraj.tripod.com SAP ABAP Code Niraj Visnoi

http://sap.niraj.tripod.com

Search http://sap.niraj.tripod.com Search www

 http://sap.niraj.tripod.com      Niraj Visnoi *INDIA * niraj_visnoi@consultant.com      
 CELL No. 91 9911413767       Copyright 2006 all rights reserved