SAP CRM_EXT_REF_REFERENCE_TYPE_FC Function Module for Reference Type is changeable or not on the UI

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CRM_EXT_REF_REFERENCE_TYPE_FC is a standard crm ext ref reference type fc SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Reference Type is changeable or not on the UI 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 crm ext ref reference type fc FM, simply by entering the name CRM_EXT_REF_REFERENCE_TYPE_FC into the relevant SAP transaction such as SE37 or SE38.

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

Function CRM_EXT_REF_REFERENCE_TYPE_FC 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 'CRM_EXT_REF_REFERENCE_TYPE_FC'"Reference Type is changeable or not on the UI
  EXPORTING
   IS_FIELDCHECK_COM =  "Communication Structure for Field Selection

 IMPORTING
   EV_CHANGEABLE =  "Modifiability of a Field in the Order

.

IMPORTING Parameters details for CRM_EXT_REF_REFERENCE_TYPE_FC

IS_FIELDCHECK_COM - Communication Structure for Field Selection

Data type: CRMT_FIELDCHECK_COM
Optional: No
Call by Reference: Yes

EXPORTING Parameters details for CRM_EXT_REF_REFERENCE_TYPE_FC

EV_CHANGEABLE - Modifiability of a Field in the Order

Data type: CRMT_CHANGEABLE
Optional: No
Call by Reference: Yes

Copy and paste ABAP code example for CRM_EXT_REF_REFERENCE_TYPE_FC 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 CRM_EXT_REF_REFERENCE_TYPE_FC

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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