SAP DDUT_TYPE_TO_LENGTH Function Module for DD: Computaton of Char. Length of a Type (Currently only for Data Elem.)
DDUT_TYPE_TO_LENGTH is a standard ddut type to length SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for DD: Computaton of Char. Length of a Type (Currently only for Data Elem.) 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 ddut type to length FM, simply by entering the name DDUT_TYPE_TO_LENGTH into the relevant SAP transaction such as SE37 or SE38.
Function Group: SDTO
Program Name: SAPLSDTO
Main Program:
Appliation area: S
Release date: 30-Apr-1999
Mode(Normal, Remote etc): Normal Function Module
Update:

Function DDUT_TYPE_TO_LENGTH 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 'DDUT_TYPE_TO_LENGTH'"DD: Computaton of Char. Length of a Type (Currently only for Data Elem.).
EXPORTING
TYPE = "Reference to a Type
IMPORTING
DESTLEN = "Length of a Suitable Character-like Field
EXCEPTIONS
NOT_FOUND = 1 CONVERSION_IMPOSSIBLE = 2
IMPORTING Parameters details for DDUT_TYPE_TO_LENGTH
TYPE - Reference to a Type
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
EXPORTING Parameters details for DDUT_TYPE_TO_LENGTH
DESTLEN - Length of a Suitable Character-like Field
Data type: RSEX2IN-LENGTHOptional: No
Call by Reference: No ( called with pass by value option)
EXCEPTIONS details
NOT_FOUND - Type does not Exist
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
CONVERSION_IMPOSSIBLE - Conversion of Data Type not Allowed
Data type:Optional: No
Call by Reference: No ( called with pass by value option)
Copy and paste ABAP code example for DDUT_TYPE_TO_LENGTH 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_type | TYPE STRING, " | |||
| lv_destlen | TYPE RSEX2IN-LENGTH, " | |||
| lv_not_found | TYPE RSEX2IN, " | |||
| lv_conversion_impossible | TYPE RSEX2IN. " |
|   CALL FUNCTION 'DDUT_TYPE_TO_LENGTH' "DD: Computaton of Char. Length of a Type (Currently only for Data Elem.) |
| EXPORTING | ||
| TYPE | = lv_type | |
| IMPORTING | ||
| DESTLEN | = lv_destlen | |
| EXCEPTIONS | ||
| NOT_FOUND = 1 | ||
| CONVERSION_IMPOSSIBLE = 2 | ||
| . " DDUT_TYPE_TO_LENGTH | ||
ABAP code using 7.40 inline data declarations to call FM DDUT_TYPE_TO_LENGTH
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.| "SELECT single LENGTH FROM RSEX2IN INTO @DATA(ld_destlen). | ||||
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