SAP ISU_DB_BUF_ERDK_SINGLE Function Module for INTERNAL: Read Header Data of Print Document with Buffer
ISU_DB_BUF_ERDK_SINGLE is a standard isu db buf erdk single SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for INTERNAL: Read Header Data of Print Document with Buffer 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 isu db buf erdk single FM, simply by entering the name ISU_DB_BUF_ERDK_SINGLE into the relevant SAP transaction such as SE37 or SE38.
Function Group: EAMASS_BUF
Program Name: SAPLEAMASS_BUF
Main Program: SAPLEAMASS_BUF
Appliation area: E
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function ISU_DB_BUF_ERDK_SINGLE 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 'ISU_DB_BUF_ERDK_SINGLE'"INTERNAL: Read Header Data of Print Document with Buffer.
EXPORTING
X_OPBEL = "Number of Print Document
IMPORTING
Y_ERDK = "Print Document/Header Data
EXCEPTIONS
NOT_FOUND = 1 NOT_QUALIFIED = 2 SYSTEM_ERROR = 3
IMPORTING Parameters details for ISU_DB_BUF_ERDK_SINGLE
X_OPBEL - Number of Print Document
Data type: E_PRINTDOCOptional: No
Call by Reference: No ( called with pass by value option)
EXPORTING Parameters details for ISU_DB_BUF_ERDK_SINGLE
Y_ERDK - Print Document/Header Data
Data type: ERDKOptional: No
Call by Reference: No ( called with pass by value option)
EXCEPTIONS details
NOT_FOUND -
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
NOT_QUALIFIED - Input Parameters Are not Qualified
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
SYSTEM_ERROR - Other Error
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
Copy and paste ABAP code example for ISU_DB_BUF_ERDK_SINGLE 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.| DATA: | ||||
| lv_y_erdk | TYPE ERDK, " | |||
| lv_x_opbel | TYPE E_PRINTDOC, " | |||
| lv_not_found | TYPE E_PRINTDOC, " | |||
| lv_not_qualified | TYPE E_PRINTDOC, " | |||
| lv_system_error | TYPE E_PRINTDOC. " |
|   CALL FUNCTION 'ISU_DB_BUF_ERDK_SINGLE' "INTERNAL: Read Header Data of Print Document with Buffer |
| EXPORTING | ||
| X_OPBEL | = lv_x_opbel | |
| IMPORTING | ||
| Y_ERDK | = lv_y_erdk | |
| EXCEPTIONS | ||
| NOT_FOUND = 1 | ||
| NOT_QUALIFIED = 2 | ||
| SYSTEM_ERROR = 3 | ||
| . " ISU_DB_BUF_ERDK_SINGLE | ||
ABAP code using 7.40 inline data declarations to call FM ISU_DB_BUF_ERDK_SINGLE
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.Search for further information about these or an SAP related objects