SAP RSSM_SUBSTRACT_TIMESTAMPS Function Module for Subtracts Two Time Stamps from One Another

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RSSM_SUBSTRACT_TIMESTAMPS is a standard rssm substract timestamps SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Subtracts Two Time Stamps from One Another processing and below is the pattern details for this FM, showing its interface including any import and export parameters, exceptions etc. there is also a full "cut and paste" ABAP pattern code example, along with implementation ABAP coding, documentation and contribution comments specific to this or related objects.

See here to view full function module documentation and code listing for rssm substract timestamps FM, simply by entering the name RSSM_SUBSTRACT_TIMESTAMPS into the relevant SAP transaction such as SE37 or SE38.

Function Group: RS_GENERAL
Program Name: SAPLRS_GENERAL
Main Program: SAPLRS_GENERAL
Appliation area: B
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function RSSM_SUBSTRACT_TIMESTAMPS pattern details

In-order to call this FM within your sap programs, simply using the below ABAP pattern details to trigger the function call...or see the full ABAP code listing at the end of this article. You can simply cut and paste this code into your ABAP progrom as it is, including variable declarations.

CALL FUNCTION 'RSSM_SUBSTRACT_TIMESTAMPS'"Subtracts Two Time Stamps from One Another
  EXPORTING
   TIMESTAMP1 =  "Time Stamp Format (Long or Short)
   TIMESTAMP2 =  "Time Stamp Format (Long or Short)

 IMPORTING
   TIME =  "Equals Seconds in TIMS Format
   SECS =  "Difference in Seconds with or Without Decimal Places
   DAYS =  "Including Difference in Days
   MILISECS =  "7 Decimal Places of Seconds Value as Integer
   DIFF =  "Total Difference in Seconds (as Float)
   TIMESTAMP =  "UTC Time Stamp in Short Form (YYYYMMDDhhmmss)

.

IMPORTING Parameters details for RSSM_SUBSTRACT_TIMESTAMPS

TIMESTAMP1 - Time Stamp Format (Long or Short)

Data type:
Optional: No
Call by Reference: No ( called with pass by value option)

TIMESTAMP2 - Time Stamp Format (Long or Short)

Data type:
Optional: No
Call by Reference: No ( called with pass by value option)

EXPORTING Parameters details for RSSM_SUBSTRACT_TIMESTAMPS

TIME - Equals Seconds in TIMS Format

Data type: SY-UZEIT
Optional: No
Call by Reference: No ( called with pass by value option)

SECS - Difference in Seconds with or Without Decimal Places

Data type:
Optional: No
Call by Reference: No ( called with pass by value option)

DAYS - Including Difference in Days

Data type: I
Optional: No
Call by Reference: No ( called with pass by value option)

MILISECS - 7 Decimal Places of Seconds Value as Integer

Data type: I
Optional: No
Call by Reference: No ( called with pass by value option)

DIFF - Total Difference in Seconds (as Float)

Data type: F
Optional: No
Call by Reference: No ( called with pass by value option)

TIMESTAMP - UTC Time Stamp in Short Form (YYYYMMDDhhmmss)

Data type: RSTIMESTMP
Optional: No
Call by Reference: No ( called with pass by value option)

Copy and paste ABAP code example for RSSM_SUBSTRACT_TIMESTAMPS Function Module

The ABAP code below is a full code listing to execute function module POPUP_TO_CONFIRM including all data declarations. The code uses the original data declarations rather than the latest in-line data DECLARATION SYNTAX but I have included an ABAP code snippet at the end to show how declarations would look using the newer method of declaring data variables on the fly. This will allow you to compare and fully understand the new inline method. Please note some of the newer syntax such as the @DATA is not available until a later 4.70 service pack (SP8), which i why i have stuck to the origianl for this example.

ABAP code using 7.40 inline data declarations to call FM RSSM_SUBSTRACT_TIMESTAMPS

The below ABAP code uses the newer in-line data declarations. This allows you to see the coding differences/benefits of the later inline syntax. Please note some of the newer syntax below, such as the @DATA is not available until 4.70 EHP 8.

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