Cheatography
                https://cheatography.com
            
        
        
    
                   
                            
    
                    All Important Concepts and Codefragments of ABAP.
{ } denotes an optional part of the statement.
                    
                 
                    
        
        
            
    
        
                                    This is a draft cheat sheet. It is a work in progress and is not finished yet.
                    
        
                
        
            
                                
    
    
            Data and Variables
        
                        
                                                                                    
                                                                                            Define Data  | 
                                                                                                                        DATA dataname TYPE typename {VALUE value}  | 
                                                                                 
                                                                                            
                                                                                            Define Types  | 
                                                                                                                        TYPES typename TYPE properties  | 
                                                                                 
                                                                                            
                                                                                            Define Constants  | 
                                                                                                                        CONSTANTS constantname TYPE type {VALUE value}  | 
                                                                                 
                                                                                            
                                                                                            Clear Data  | 
                                                                                                                        CLEAR dataname  | 
                                                                                                                        The Clear Statement disregards the starting value from the VALUE addition. After clear the variable always contains the type-specific initial value.  | 
                                                                                 
                                                                         
                            { } denotes an optional part of the statement.  
                             
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            Internal Table
        
                        
                                                                                    
                                                                                            Modify Table  | 
                                                                                                                        MODIFY <internal_table> FROM <work_area> (INDEX <number>).  | 
                                                                                 
                                                                                            
                                                                                            Loop Table structure  | 
                                                                                                                        LOOP AT internal_table INTO {variable|structure}  | 
                                                                                 
                                                                                            
                                                                                            Loop Table fieldsymbol  | 
                                                                                                                        LOOP AT internal_table ASSIGNING field_symbol  | 
                                                                                 
                                                                                            
                                                                                            Loop Table Reference  | 
                                                                                                                        LOOP AT internal_table REFERENCE INTO reference_name  | 
                                                                                 
                                                                                            
                                                                                            Define Table Structure  | 
                                                                                                                        TYPES: BEGIN OF structure_name,  variablename TYPE typename,   END OF structure_name.  | 
                                                                                 
                                                                         
                             
    
    
            Output Management (Formularentwicklung)
        
                        
                                                                                    
                                                                                            SM59  | 
                                                                                                                        Connection Application Server to Adobe Document Services  | 
                                                                                 
                                                                                            
                                                                                            Test Report  | 
                                                                                                                        FP_PDF_TEST_00  | 
                                                                                 
                                                                                            
                                                                                            Test Report 2  | 
                                                                                                                        FP_TEST_00  | 
                                                                                 
                                                                                            
                                                                                            Form Builder  | 
                                                                                                                        SFP  | 
                                                                                 
                                                                                            
                                                                                            Formular Graphiken  | 
                                                                                                                        SE78  | 
                                                                                 
                                                                                            
                                                                                            SAP Script Text  | 
                                                                                                                        SO10  | 
                                                                                 
                                                                                            
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                                                                                                                        RSTXTTRAN  | 
                                                                                 
                                                                                            
                                                                                            Nachrichtensteuerung  | 
                                                                                                                        NACO/ NACE  | 
                                                                                 
                                                                                            
                                                                                            Textbausteine/ Stile  | 
                                                                                                                        SMARTFORMS  | 
                                                                                 
                                                                         
                             
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            New ABAP
        
                        
                                                                                    
                                                                                            Inline Declaration  | 
                                                                                                                        DATA(variablename) = value  | 
                                                                                 
                                                                         
                             
    
    
            Core Data Services (CDS)
        
                        
                                                                                    
                                                                                            Annotations Point  | 
                                                                                                                        @Annotationname.Annotationsubname: Annotationvalue  | 
                                                                                 
                                                                                            
                                                                                            Annotations Object  | 
                                                                                                                        @Annotationname: { Annotationsubname: Annotationvalue,   Annotationsubname: Annotationvalue   }   }  | 
                                                                                 
                                                                         
                            
                             
    
    
            IDoc
        
                        
                                                                                    
                                                                                            WE21  | 
                                                                                                                        IDoc Verarbeitungsports  | 
                                                                                 
                                                                                            
                                                                                            WE02  | 
                                                                                                                        IDoc List  | 
                                                                                 
                                                                                            
                                                                                            SICF  | 
                                                                                                                        Pflege der Services  | 
                                                                                 
                                                                                            
                                                                                            WE20  | 
                                                                                                                        Partnervereinbarungen  | 
                                                                                 
                                                                                            
                                                                                            WE19  | 
                                                                                                                        Testwerkzeug für die IDoc-Verarbeitung  | 
                                                                                 
                                                                         
                             
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            Maintenance TC
        
                        
                                                                                    
                                                                                            SMICM  | 
                                                                                                                        Get System Information  | 
                                                                                 
                                                                                            
                                                                                            SU01  | 
                                                                                                                        User Maintenance  | 
                                                                                 
                                                                         
                             
    
    
            Development Transactionscodes
        
                        
                                                                                    
                                                                                            SE80  | 
                                                                                                                        ABAP Workbench  | 
                                                                                 
                                                                                            
                                                                                            SE09  | 
                                                                                                                        Transport Organizer  | 
                                                                                 
                                                                                            
                                                                                            SE11  | 
                                                                                                                        ABAP Dictionary  | 
                                                                                 
                                                                                            
                                                                                            SE03  | 
                                                                                                                        Transporttools (unlock objects)  | 
                                                                                 
                                                                                            
                                                                                            SE16n  | 
                                                                                                                        Database Content  | 
                                                                                 
                                                                                            
                                                                                            SE18  | 
                                                                                                                        BAdi Builder  | 
                                                                                 
                                                                                            
                                                                                            SE21  | 
                                                                                                                        Package Builder  | 
                                                                                 
                                                                                            
                                                                                            SE24  | 
                                                                                                                        ABAP Class Builder  | 
                                                                                 
                                                                                            
                                                                                            SE37  | 
                                                                                                                        Function Modules  | 
                                                                                 
                                                                                            
                                                                                            SE38  | 
                                                                                                                        Run Reports/ Programs  | 
                                                                                 
                                                                                            
                                                                                            SE63  | 
                                                                                                                        Translationeditor  | 
                                                                                 
                                                                                            
                                                                                            SE84  | 
                                                                                                                        Object Navigator  | 
                                                                                 
                                                                                            
                                                                                            SE91  | 
                                                                                                                        Messageclass  | 
                                                                                 
                                                                                            
                                                                                            SE93  | 
                                                                                                                        Transaction Maintenance  | 
                                                                                 
                                                                                            
                                                                                            /n/iwfnd/maint_service   | 
                                                                                                                        Service Catalog/ Activation  | 
                                                                                 
                                                                                            
                                                                                            SEGW  | 
                                                                                                                        Gateway Service Builder  | 
                                                                                 
                                                                         
                             
    
    
            MM Transaction Codes
        
                        
                                                                                    
                                                                                            MM01/02/03  | 
                                                                                                                        Create/ Edit/ Show Material  | 
                                                                                 
                                                                                            
                                                                                            MARA  | 
                                                                                                                        Table Material  | 
                                                                                 
                                                                                            
                                                                                            MAKTX  | 
                                                                                                                        Table Materialdescription  | 
                                                                                 
                                                                                            
                                                                                            MARC  | 
                                                                                                                        Table Plantinformation Material  | 
                                                                                 
                                                                                            
                                                                                            MVKE  | 
                                                                                                                        Table Salesinformation Material  | 
                                                                                 
                                                                         
                             
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