SAP CHECK_STRING_SPEC_CHARACTERS Function Module for Tests a string for special characters

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CHECK_STRING_SPEC_CHARACTERS is a standard check string spec characters SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Tests a string for special characters 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 check string spec characters FM, simply by entering the name CHECK_STRING_SPEC_CHARACTERS into the relevant SAP transaction such as SE37 or SE38.

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

Function CHECK_STRING_SPEC_CHARACTERS 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 'CHECK_STRING_SPEC_CHARACTERS'"Tests a string for special characters
  EXPORTING
   STRING =  "String which is to be examined

 IMPORTING
   CHARACTER =  "Special character which occurs
   ERRORFLAG =  "Indicator: a special character occ

.

IMPORTING Parameters details for CHECK_STRING_SPEC_CHARACTERS

STRING - String which is to be examined

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

EXPORTING Parameters details for CHECK_STRING_SPEC_CHARACTERS

CHARACTER - Special character which occurs

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

ERRORFLAG - Indicator: a special character occ

Data type: T130F-KZREF
Optional: No
Call by Reference: No ( called with pass by value option)

Copy and paste ABAP code example for CHECK_STRING_SPEC_CHARACTERS 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 CHECK_STRING_SPEC_CHARACTERS

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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