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danrega
2023-04-03 15:23:57 +02:00
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13_Program_Flow_Logic.md
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@@ -81,7 +81,7 @@ ENDIF.
- The components of such relational expressions can be [comparisons](https://help.sap.com/doc/abapdocu_cp_index_htm/CLOUD/en-US/index.htm?file=abencomparison_glosry.htm) or [predicates](https://help.sap.com/doc/abapdocu_cp_index_htm/CLOUD/en-US/index.htm?file=abenpredicate_glosry.htm). Note that for [comparison expressions](https://help.sap.com/doc/abapdocu_cp_index_htm/CLOUD/en-US/index.htm?file=abencomparison_expression_glosry.htm),
the comparisons are carried out according to [comparison rules](https://help.sap.com/doc/abapdocu_cp_index_htm/CLOUD/en-US/index.htm?file=abenlogexp_rules.htm).
The following code snippet shows a selection of possible expressions and operands of such expressions using a big `IF` statement. Certainly, such a huge statement is far from ideal. Here, it is just meant to touch on many syntax options in one go for demonstration purposes.
The following code snippet shows a selection of possible expressions and operands of such expressions using a big `IF` statement. Certainly, such a huge statement is far from ideal. Here, the intention is to just cover many syntax options in one go for demonstration purposes.
```abap
"Some declarations to be used in the IF statement below
@@ -426,7 +426,7 @@ Further keywords for defining loops are as follows. They are not dealt with here
- [`LOOP ... ENDLOOP`](https://help.sap.com/doc/abapdocu_cp_index_htm/CLOUD/en-US/index.htm?file=abaploop_at_itab.htm) statements are meant for loops across internal tables. See also the cheat sheet on internal tables.
- In contrast to the loops above, the system field `sy-index` is not set. Instead, the system field `sy-tabix` is set and which contains the table index of the current table line in the loop pass.
- You can also realize loops using iteration expressions with `VALUE` and `REDUCE`. See the cheat sheet example on internal tables, too.
- You can also realize loops using iteration expressions with `VALUE` and `REDUCE`. See the example class for the internal table cheat sheet.
- [`SELECT ... ENDSELECT`](https://help.sap.com/doc/abapdocu_cp_index_htm/CLOUD/en-US/index.htm?file=abapselect.htm) statements loop across the result set of a database access. See also the cheat sheet on ABAP SQL.
<p align="right">(<a href="#top">back to top</a>)</p>
@@ -496,8 +496,8 @@ Regarding the exiting of procedures, note the hint mentioned above. The use of `
"In the following CATCH block, the predefined exception class cx_sy_arithmetic_error
"is specified. cx_sy_zerodivide is derived from cx_sy_arithmetic_error.
"Hence, cx_sy_arithmetic_error can be specified and handle the exception, too.
"Basically, using the exception root class cx_root would be possible, too, however,
"that would not be ideal(see the notes further down).
"Basically, using the exception root class cx_root would be also possible. However,
"choosing an appropriate exception class is recommended. See further down.
CATCH cx_sy_arithmetic_error.
... "CATCH block