ABAP NW 7.52 has come up with new syntax to select the data directly from the internal table as a data source. There is no need to use FOR ALL ENTRIES or split up into multiple select statements. These can be achieved through new syntax SELECT FROM @ITAB

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Internal table iterator FOR also supports this predicate expression. Below is the list of predicate expressions supported and not supported. That is exactly what happens in ABAP 7.4. Through the use of Table Expressions, a new way for accessing table lines in operand positions.

LOOP AT TRANSPORTING NO FIELDS WHERE . Loops through an internal table. The loop is concluded with ENDLOOP. If the logical expression is true, the current line contents are either placed in the work area , assigned to the field symbol , or not assigned at all.

In this syntax, the expression can be represented by the work area, which is convertible to a line type or by the INITIAL LINE clause. If the user uses a work area, the SAP system adds a new line to the internal table and populates it with the content of the work area.

4 Mar 2021 Over the last few years ABAP has evolved and expressions and statements were added which make this task easier. Consider below internal 

Get Example source ABAP code based on a different SAP table ABAP Statement. MODIFY itab - itab_lines Short Reference • TRANSPORTING WHERE MODIFY itab ABAP Syntax ABAP_KEY itab FROM wa [USING KEY keyname] TRANSPORTING comp1 comp2 WHERE log_exp |(cond_syntax).

WRITE: STRUC-NAME, STRUC-BLNCE. ENDLOOP. which has the same effect as: LOOP AT ITAB INTO STRUC. No sy-subrc from expressions, of course. The operand positions where table expressions can be used are read positions but also some write positions where you can modify the resulting table line.
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(col1 = 3 col2 = 4)). That is exactly what happens in ABAP 7.4. Through the use of Table Expressions, a new way for accessing table lines in operand positions. We can view a table expression simply as a short form of a READ TABLE statement. The syntax for using a table expression consists of an internal table, followed by a row specified in square brackets [ ].

If the internal table is specified as the return value of a functional method, a constructor expression, or a table expression, the additions ASSIGNING and REFERENCE INTO can also be specified for LOOP 2015-03-10 A wa data object that is not table-like or an itab internal table can be specified after FROM. The content of these objects determines which rows are changed and which values are used to overwrite the row(s). • SET UPDATE dbtab • WHERE UPDATE dbtab ABAP Alternative 1 SET set_expression … 2016-10-18 abap documentation: Internal Table Loop. Example LOOP AT itab INTO wa.
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Lets see some constructor expressions that we can build using this operator. Example#1 – Class. In the above example, we used instance operator NEW to create an instance for a class. ABAP code lines 10 & 11 are old way syntax and we all know about it, but look at the ABAP code at line-15 is the new syntax in ABAP 7.4

2016-05-15 2018-11-15 2008-01-30 abap documentation: Declaration of ABAP Internal Tables. Example Internal Table Declaration Based on Local Type Definition" Declaration of type TYPES: BEGIN OF ty_flightb, id TYPE fl_id, dat TYPE fl_date, seatno TYPE fl_seatno, firstname TYPE fl_fname, lastname TYPE fl_lname, fl_smoke TYPE fl_smoker, classf TYPE fl_class, classb TYPE fl_class, classe TYPE fl_class, meal TYPE fl_meal, service 2016-09-19 Binding ABAP Strings to Dynpro Fields The next logical expressions test whether itab is not equal to jtab.

2013-05-29 · Key access using a table key. The assignment of the table expressions. wa = itab [ KEY key col1 = … col2 = …. ]. wa = itab [ KEY key COMPONENTS col1 = … col2 = …. ]. do the same as. READ TABLE itab WITH TABLE KEY key COMPONENTS col1 = … col2 = …. INTO wa.

Then, you will find some useful ABAP Statement using Regular Expressions in order to detail the main Regex in ABAP: the FIND REGEX and REPLACE.

With ABAP 7.4. DATA (itab) = VALUE t_itab ((10) ( 20 ) (30)).