ABAP FORM TABLES Statement syntax and functionality in SAP

FORM - table_parameters

Short Reference

ABAP Syntax(Obsolete) ... t1 [{TYPE itab_type}|{LIKE itab}|{STRUCTURE struc}]
t2 [{TYPE itab_type}|{LIKE itab}|{STRUCTURE struc}]
... .

What does it do? Defines table parameters
t1 t2 ... for subroutines
A table type table_type or an internal table itab from the table category standard table can be specified after the additions TYPE and LIKE .
The additions TYPE and LIKE type the row type of the formal parameter with the row type of the specified internal table. The other obsolete addition, STRUCTURE , stamps the row type with the flat structure struc .
When TABLES parameters are accessed that are not bound to any type-compliant actual parameters, the same exception situation can arise as in function modules.

Latest notes: The definition of table parameters is obsolete and can be replaced by general formal parameters defined using USING and CHANGING .

ABAP FORM TABLES Statement syntax, information and example SAP source code