F4MCHLP2 SAP (Interface structure matchcode <-> F4 help system) Structure details
Description: Interface structure matchcode <-> F4 help system
Structure field list including key, data, relationships and ABAP select examples
F4MCHLP2 is a standard SAP Structure so does not store data like a database table does. It can be used to define the fields of other actual tables or to process "Interface structure matchcode <-> F4 help system" Information within sap ABAP programs.
This is done by declaring abap internal tables, work areas or database tables based on this Structure. These can then be used to store and process the required data appropriately.
i.e. DATA: wa_F4MCHLP2 TYPE F4MCHLP2.
The F4MCHLP2 table consists of various fields, each holding specific information or linking keys about Interface structure matchcode <-> F4 help system data available in SAP. These include FIELDNAME (Field Name), OFFSET (Offset of a field), LENG (Length (No. of Characters)), DATATYPE (ABAP/4 Dictionary: Screen data type for Screen Painter).. See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .
Delivery Class:Display/Maintenance via tcode SM30: Display/Maintenance Allowed but with Restrictions
SAP enhancement categories: Not classified
SAP F4MCHLP2 structure fields - Full list of fields found in SAP data dictionary
| Field | Description | Data Element | Data Type | length (Dec) | Check table | Conversion Routine | Domain Name | MemoryID | SHLP |
| TABNAME | Table Name | TABNAME | CHAR | 30 | Assigned to domain | AS4TAB | DTB | ||
| FIELDNAME | Field Name | FIELDNAME | CHAR | 30 | Assigned to domain | FDNAME | DFD | ||
| OFFSET | Offset of a field | DOFFSET | NUMC | 6 | DOFFSET | ||||
| LENG | Length (No. of Characters) | DDLENG | NUMC | 6 | DDLENG | ||||
| DATATYPE | ABAP/4 Dictionary: Screen data type for Screen Painter | DYNPTYPE | CHAR | 4 | DATATYPE | ||||
| INTLEN | Internal Length in Bytes | INTLEN | NUMC | 6 | DDLENG | ||||
| OUTPUTLEN | Output Length | OUTPUTLEN | NUMC | 6 | DDLENG | ||||
| INTTYPE | ABAP data type (C,D,N,...) | INTTYPE | CHAR | 1 | INTTYPE | ||||
| CONVEXIT | Conversion Routine | CONVEXIT | CHAR | 5 | CONVEXIT | ||||
| HEADLEN | Maximum length of heading | HEADLEN | NUMC | 2 | SCRLEN | ||||
| SCRLEN1 | Max. length for short field label | SCRLEN_S | NUMC | 2 | SCRLEN | ||||
| SCRLEN2 | Max. length for medium field label | SCRLEN_M | NUMC | 2 | SCRLEN | ||||
| SCRLEN3 | Max. length for long field label | SCRLEN_L | NUMC | 2 | SCRLEN | ||||
| REPTEXT | Heading | REPTEXT | CHAR | 55 | REPTEXT | ||||
| SCRTEXT_S | Short Field Label | SCRTEXT_S | CHAR | 10 | SCRTEXT_S | ||||
| SCRTEXT_M | Medium Field Label | SCRTEXT_M | CHAR | 20 | SCRTEXT_M | ||||
| SCRTEXT_L | Long Field Label | SCRTEXT_L | CHAR | 40 | SCRTEXT_L | ||||
| LOWERCASE | Lowercase letters allowed/not allowed | LOWERCASE | CHAR | 1 | AS4FLAG | ||||
| MEMID | Set/Get parameter ID | MEMORYID | CHAR | 20 | Assigned to domain | MEMORYID | |||
| GPA | Flag indicating whether the field is filled from memory | MCGPA | CHAR | 1 | AS4FLAG | ||||
| SPA | Flag indicating whether field is to be placed in memory | MCSPA | CHAR | 1 | AS4FLAG | ||||
| CHECKTABLE | Table Name | TABNAME | CHAR | 30 | Assigned to domain | AS4TAB | DTB | ||
| OBLIG_FLD | Flag (X or Blank) | AS4FLAG | CHAR | 1 | AS4FLAG |
| Key field | Non-key field |
How do I retrieve data from SAP structure F4MCHLP2 using ABAP code?
As F4MCHLP2 is a database structure and not a table it does not store any data in the SAP data dictionary. The ABAP SELECT statement is therefore not appropriate and can not be performed on F4MCHLP2 as there is no data to select.How to access SAP table F4MCHLP2
Within an ECC or HANA version of SAP you can also view further information about F4MCHLP2 and the data within it using relevant transactions such asSE11 (ABAP Dictionary Maintenance)
SM30 (Maintain Table Data)
SE80 (Object Navigator)
SE16 (Data Browser).
Search for further information about these or an SAP related objects