ABAP Select data from SAP table SPAOC_TRV_ITEMIZ_RECEIPT_FC into internal table

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Below is a number of ABAP code snippets to demonstrate how to select data from SAP SPAOC_TRV_ITEMIZ_RECEIPT_FC table and store it within an internal table, including using the newer @DATA inline declaration methods. It also shows you various ways to process this data using ABAP work area, inline declaration or field symbols including executing all the relevant CONVERSION_EXIT routines specific to SPAOC_TRV_ITEMIZ_RECEIPT_FC. See here for more generic Select statement tips.

Sometimes data within SAP is stored within the database table in a different format to what it is displayed to the user. These input/output conversation FM routines are what translates the data between the two formats.

There is also a full declaration of the SPAOC_TRV_ITEMIZ_RECEIPT_FC table where each field has a char/string type for you to simply copy and paste. This allows you to use processing that is only available to these field types such as the CONCATENATE statement.

DATA: IT_SPAOC_TRV_ITEMIZ_RECEIPT_FC TYPE STANDARD TABLE OF SPAOC_TRV_ITEMIZ_RECEIPT_FC,
      WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC TYPE SPAOC_TRV_ITEMIZ_RECEIPT_FC,
      GD_STR TYPE STRING.

DATA: lo_typedescr type REF TO cl_abap_typedescr.
DATA: lv_fieldname type fieldname.

FIELD-SYMBOLS: <FIELD> TYPE any.
FIELD-SYMBOLS: <SPAOC_TRV_ITEMIZ_RECEIPT_FC> TYPE SPAOC_TRV_ITEMIZ_RECEIPT_FC.

*Process all fields in table header/work area as string values
  PERFORM process_as_string_field_values CHANGING wa_SPAOC_TRV_ITEMIZ_RECEIPT_FC.

SELECT *
*restrict ABAP select to first 10 rows
 UP TO 10 ROWS      
  FROM SPAOC_TRV_ITEMIZ_RECEIPT_FC
  INTO TABLE IT_SPAOC_TRV_ITEMIZ_RECEIPT_FC.

*Select data and declare internal table using in-line method @DATA
*SELECT *
*  FROM SPAOC_TRV_ITEMIZ_RECEIPT_FC
*  INTO TABLE @DATA(IT_SPAOC_TRV_ITEMIZ_RECEIPT_FC2).
*--Further methods of using ABAP code to  select data from SAP database tables

*You can also declare the header/work area using the in-line DATA declaration method
READ TABLE IT_SPAOC_TRV_ITEMIZ_RECEIPT_FC INDEX 1 INTO DATA(WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC2).


*Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL
LOOP AT IT_SPAOC_TRV_ITEMIZ_RECEIPT_FC ASSIGNING <SPAOC_TRV_ITEMIZ_RECEIPT_FC>.

*To update a field value using a field symbol simply change the value via the field symbol pointer
<SPAOC_TRV_ITEMIZ_RECEIPT_FC>-BUSINESSPARTNER_FC = 1.
<SPAOC_TRV_ITEMIZ_RECEIPT_FC>-BUSINESSPURPOSE_FC = 1.
<SPAOC_TRV_ITEMIZ_RECEIPT_FC>-EXPENSEDATE_FC = 1.
<SPAOC_TRV_ITEMIZ_RECEIPT_FC>-FROMDATE_FC = 1.
<SPAOC_TRV_ITEMIZ_RECEIPT_FC>-TODATE_FC = 1.

ENDLOOP.

LOOP AT IT_SPAOC_TRV_ITEMIZ_RECEIPT_FC INTO WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC.
*Write horizonal line to screen report.
  WRITE:/ sy-uline.

*Write selected data to screen/report before conversion.
  WRITE:/ sy-vline,   WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC-RECEIPTAMOUNT_FC, sy-vline,
  WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC-TAXCODE_FC, sy-vline,
  WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC-TAXJURISDICTION_FC, sy-vline,
  WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC-ENTERPRISETYPE_FC, sy-vline,
  WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC-CONVERTEDAMOUNT_FC, sy-vline,
  WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC-EXCHANGERATE_FC, sy-vline.
ENDLOOP.
   
*Add any further fields from structure WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC you want to display...

  WRITE:/ sy-uline.
* Aternatively use generic code to Write field values (and NAME) to screen report
  DO.
    ASSIGN COMPONENT sy-index OF STRUCTURE wa_SPAOC_TRV_ITEMIZ_RECEIPT_FC TO <field>.
    IF sy-subrc <> 0. EXIT. ENDIF.
    WRITE:/ 'Field Value', <field>, sy-vline.
    gd_str = <field> .
    lo_typedescr ?= CL_ABAP_DATADESCR=>DESCRIBE_BY_DATA( <field> ).
    lv_fieldname = lo_typedescr->GET_RELATIVE_NAME( ).
    WRITE:/ 'Field Name', lv_fieldname.
  ENDDO.

  
*Redo loop but convert all fields from internal to out value  
LOOP AT IT_SPAOC_TRV_ITEMIZ_RECEIPT_FC INTO WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC.


*Write horizonal line to screen report.
  WRITE:/ sy-uline.

*Convert all fields to display/output versions using conversion routines
  PERFORM convert_all_field_values CHANGING wa_EKKO.
	 
ENDLOOP.

  
*&---------------------------------------------------------------------*
*& Form convert_all_field_values
*&---------------------------------------------------------------------*
FORM convert_all_field_values CHANGING p_EKKO LIKE wa_EKKO.
DATA: ld_input(1000) TYPE c, ld_output(1000) TYPE C.
ENDFORM. 

*&---------------------------------------------------------------------*
*& Form process_as_string_field_values
*&---------------------------------------------------------------------*
FORM process_as_string_field_values CHANGING p_EKKO LIKE wa_EKKO.

TYPES: BEGIN OF T_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR, 
BUSINESSPARTNER_FC TYPE STRING,
BUSINESSPURPOSE_FC TYPE STRING,
EXPENSEDATE_FC TYPE STRING,
FROMDATE_FC TYPE STRING,
TODATE_FC TYPE STRING,
RECEIPTAMOUNT_FC TYPE STRING,
TAXCODE_FC TYPE STRING,
TAXJURISDICTION_FC TYPE STRING,
ENTERPRISETYPE_FC TYPE STRING,
CONVERTEDAMOUNT_FC TYPE STRING,
EXCHANGERATE_FC TYPE STRING,
EXPENSENUMBER_FC TYPE STRING,
EXPENSESOURCE_FC TYPE STRING,
SERVICEPROVIDER_FC TYPE STRING,
DESCRIPTION_FC TYPE STRING,
MEMO_FC TYPE STRING,
ATTACHMENTS_FC TYPE STRING,
RECEIPTNO_FC TYPE STRING,
NUMBEROFLUNCHES_FC TYPE STRING,
NUMBEROFBREAKFASTS_FC TYPE STRING,
NUMBEROFDINNERS_FC TYPE STRING,
NUMBEROFATTENDEES_FC TYPE STRING,
PAIDBYCOMPANY_FC TYPE STRING,
ATTENDEE_FC TYPE STRING,
PERDIEMREGION_FC TYPE STRING,
FROMLOCATION_FC TYPE STRING,
TOLOCATION_FC TYPE STRING,
PAPERRECEIPT_FC TYPE STRING,
CDOC_FC TYPE STRING,
PPRV_FC TYPE STRING,
NSTF_FC TYPE STRING,
NPTN_FC TYPE STRING,
NGST_FC TYPE STRING,
AIRLINE_FC TYPE STRING,
AIRCABINCLASS_FC TYPE STRING,
AIRTICKETNUMBER_FC TYPE STRING,
CARODOMETERREADING_FC TYPE STRING,
SENAME_FC TYPE STRING,
SECUSTOMERSERVICEPHONE_FC TYPE STRING,
PDOC_FC TYPE STRING,
CCTRANSACTION_FC TYPE STRING,END OF T_EKKO_STR.
DATA: WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR type T_EKKO_STR.

DATA: ld_text TYPE string.

LOOP AT IT_EKKO INTO WA_EKKO.
  MOVE-CORRESPONDING wa_EKKO TO WA_EKKO_STR.
  CONCATENATE: sy-vline
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-BUSINESSPARTNER_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-BUSINESSPURPOSE_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-EXPENSEDATE_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-FROMDATE_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-TODATE_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-RECEIPTAMOUNT_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-TAXCODE_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-TAXJURISDICTION_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-ENTERPRISETYPE_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-CONVERTEDAMOUNT_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-EXCHANGERATE_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-EXPENSENUMBER_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-EXPENSESOURCE_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-SERVICEPROVIDER_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-DESCRIPTION_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-MEMO_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-ATTACHMENTS_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-RECEIPTNO_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-NUMBEROFLUNCHES_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-NUMBEROFBREAKFASTS_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-NUMBEROFDINNERS_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-NUMBEROFATTENDEES_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-PAIDBYCOMPANY_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-ATTENDEE_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-PERDIEMREGION_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-FROMLOCATION_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-TOLOCATION_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-PAPERRECEIPT_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-CDOC_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-PPRV_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-NSTF_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-NPTN_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-NGST_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-AIRLINE_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-AIRCABINCLASS_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-AIRTICKETNUMBER_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-CARODOMETERREADING_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-SENAME_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-SECUSTOMERSERVICEPHONE_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-PDOC_FC sy-vline 
WA_SPAOC_TRV_ITEMIZ_RECEIPT_FC_STR-CCTRANSACTION_FC sy-vline      INTO ld_text SEPARATED BY SPACE.

*Add any further fields from structure WA_EKKO_STR you want to CONCATENATE...
ENDLOOP.
ENDFORM.