SAP PREVIEW_APPROVE_CE Function Module for
PREVIEW_APPROVE_CE is a standard preview approve ce SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used to perform a specific ABAP function and below is the pattern details, 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 preview approve ce FM, simply by entering the name PREVIEW_APPROVE_CE into the relevant SAP transaction such as SE37 or SE38.
Function Group: IWB_WF_PREVIEW
Program Name: SAPLIWB_WF_PREVIEW
Main Program: SAPLIWB_WF_PREVIEW
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function PREVIEW_APPROVE_CE 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 'PREVIEW_APPROVE_CE'".
EXPORTING
I_INFO = "Import structure for user exit in work item preview
IMPORTING
E_INFO = "Export structure for user exit in work item preview
IMPORTING Parameters details for PREVIEW_APPROVE_CE
I_INFO - Import structure for user exit in work item preview
Data type: SWR_WIPR_IOptional: No
Call by Reference: Yes
EXPORTING Parameters details for PREVIEW_APPROVE_CE
E_INFO - Export structure for user exit in work item preview
Data type: SWR_WIPR_EOptional: No
Call by Reference: Yes
Copy and paste ABAP code example for PREVIEW_APPROVE_CE 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_e_info | TYPE SWR_WIPR_E, " | |||
| lv_i_info | TYPE SWR_WIPR_I. " |
|   CALL FUNCTION 'PREVIEW_APPROVE_CE' " |
| EXPORTING | ||
| I_INFO | = lv_i_info | |
| IMPORTING | ||
| E_INFO | = lv_e_info | |
| . " PREVIEW_APPROVE_CE | ||
ABAP code using 7.40 inline data declarations to call FM PREVIEW_APPROVE_CE
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