LF-ET

LF-ET

    • the Decision Table Tool
      • Why use decision tables?
        • Limits of the brain
        • Widely used: Text
        • Equally popular: diagrams
        • Decision tables
      • Why LF‑ET?
        • Easy to learn
        • Software-supported creation of specifications
        • No limits
        • Software generation
        • Test case generation
        • CI/CD
        • Platforms
    • Decision table basics
      • Definition
      • Structure
      • Types
      • Standard logic
      • Testability
      • Decision table combinations
      • Summary
    • Conditions and Actions
      • Insert
      • Move
      • Copy or cut
      • Paste from clipboard
      • Import from clipboard
      • Delete
    • Extended Conditions and Actions
      • When are extended conditions or actions meaningful
        • Compact presentation
        • Avoiding logical errors
      • The value table editor
        • Open value tables for editing
        • Enter values
        • Adjust descriptions
        • Add texts
        • Sort values
        • Move values
        • Keyboard shortcuts for value tables
        • Symbols
      • The 'else value' in the case of conditions
      • Display values
      • Select values in rule cells
      • Copy, cut and paste values
        • Within the same condition or action
        • From one condition to another or from one action to another
        • From condition to action or from action to condition
      • Exchange value tables with other documents
        • Copy value tables from other documents
        • Copy value tables to other documents
        • Export value table as CSV file
        • Import value table from CSV file
      • Display and delete unused values
      • Remove value table
      • Hints for value tables
    • Rules
      • Inserting rules
      • Displaying rules
        • Hiding rules
        • If rules are hidden
        • Hiding and showing empty rows
        • Displaying all rules again
        • Filtering rules
      • Expanding rules
      • Compressing rules
        • Empty conditions
        • Empty actions
        • Identical rules
        • Irrelevant conditions
        • Unused conditions
        • Unused actions
      • Sorting rules
        • Sorting rules in the area of conditions and actions
        • Sorting rules in the rule area
      • Standard sorting
      • Rule numbers and IDs
        • Rule numbers
        • Rule IDs
      • No ELSE rule
    • Rule Groups
      • State Machines
      • Rule group condition
      • Rule group action
        • The exit value
        • The next value
      • Rule group keywords
      • Quick check
    • Basic Functions
      • The Main Screen
        • Memory display
      • Creating a new decision table
      • Data entry
        • Direct entry
        • F2 key
        • Double click
        • Selection from value tables
        • Selection via context menu
        • Auto-completion
      • Select cells, rows and columns
      • Navigation
      • Copying, cutting, pasting
      • Moving rows or columns
      • Deleting cell contents, rows or columns
      • Undoing and redoing
      • Keyboard shortcuts
      • Checking decision tables
        • Run check
        • What is checked
        • Automatic rule addition
        • Automatic check of deci­sion ta­bles
      • Saving decision tables
        • Saving a decision table
        • Backup copies
        • Saving a decision table with a new name
        • Saving an opened backup copy
        • Saving an imported deci­sion ta­ble
      • Saving in other formats
        • Saving as an Excel file
        • Saving as an Excel file, rules as shown
        • Saving as PlantUML, activity or status diagram
      • Opening deci­sion ta­bles
        • Opening a deci­sion ta­ble
        • Opening a backup copy of a decision table
        • List of recently opened deci­sion ta­bles
        • Opening decision tables from LF‑ET 1.x.x
          • Exporting a decision table from LF ET 1.x.x
          • Exporting multiple decision tables from LF ET 1.x.x
          • Opening an exported decision table
      • Read-only decision tables
      • Links
        • Creating links
        • Opening links
        • Links in the case of deci­sion ta­bles
        • Managing links
        • Invalid links
        • Additional functions when opening decision tables
        • The Navigator
          • Starting the Navigator
          • Operation
          • The search function
          • Save graphic
      • Snapshots
        • Create a snapshot
        • Displaying and managing snapshots
        • Snapshot cannot be displayed
      • Comparing deci­sion ta­bles
      • Printing
        • Page setup
        • Automatic format adjustment
        • Print preview
        • Start printing
    • Texts
      • Text editor
      • Overview
    • Simulation
      • Prerequisites
      • Process
      • Linked decision tables
      • Log and Statistics
    • Program generation
      • Two variants
      • The gene­ra­tion menu
      • The protocol screen
      • Further information
        • Generation parameters
          • ide.Default
          • ide.<lang> - The base key for each language
          • BaseOfVersion
          • BasicIndentLevel
          • BracketsNewLine
          • Clean
          • Clipboard
          • ClipboardEncoding
          • ClipboardSuppressFiles
          • CommentsFilePaths­RemoveAllBefore
          • CommentsFilePaths­SuppressProperties
          • DontCheckIntervals
          • DontCheckRuleGroups
          • DtNameLowercase
          • EmptyLines
          • Extension
          • FileName
          • IniFilesEncoding
          • IniFilesPath
          • Interface
            • Interface = true
            • Annotations
            • CommentDtText
            • IgnoreQmark
            • Language
            • Modifier
            • Method­Modifier
            • $$MethodName
            • MethodNames­Extended
            • MethodNames­CamelCase
            • Name
            • PrefixIs
            • PrefixDo
            • RuleGroups
            • RuleID
            • RuleMethods
            • Stateless
            • Trace­BeforeRule
            • Trace­AfterRule
            • Var­name
          • InterfaceRulesClass
            • Annotations
            • Modifier
            • Method­Modifier
            • Name
            • Trace­BeforeRule
            • Trace­AfterRule
            • Vars
          • InterfaceEnum
            • Annotations
            • [ .n ]
            • DefaultValues
            • Arguments
            • Include- and Exclude-Tags
            • Number
            • Options
            • Symbol
            • Title
            • Text
            • CA
            • DT
            • MethodName
            • $$EnumName
            • EnumValueName
          • LfetMinVersion
          • LineSize
          • LogArgDefault
          • Namespace
          • Package
          • ProcedureFile
          • ProcedureArgs
          • Regions
          • ScrapbookSuppressText
          • SkipUnchanged
          • Source­CreateMissingFolders
          • SourceDerivation
          • SourceEncoding
          • SourcePath
          • SuccessControl
          • $$SymbolCase
          • TodoTag
          • Uppercase
        • Placeholders
        • INI files
          • Standard header
          • Standard prolog
          • Standard epilog
          • Standard trace
          • Standard error
          • For interface generation
            • Interface standard prolog
            • Interface standard epilog
            • Rule module standard prolog
            • Rule module standard epilog
          • Search for ini files
        • Error handling (optional)
          • Individual error handling
          • INI file for error handling
        • CI/CD
    • Programming languages
      • Java
        • The Decision Table
        • Demo projects
        • Activate and set up Java
          • Activate Java
          • General confi­gura­tion
        • First results
          • The Interface
          • The Rules module
          • Implementation
            • The model
            • The interface implementation
            • The first test
        • Enums
          • Enum for condition C01
          • Final additions
            • The new interface
            • The new rules module
            • Implementation adjustment
            • Test of the new version
        • Java Gene­ra­tion Para­me­ters
          • ide.Default
          • ide.JAVA - The base key
          • BaseOfVersion
          • BracketsNewLine
          • Clipboard
          • ClipboardEncoding
          • ClipboardSuppressFiles
          • CommentsFilePaths­RemoveAllBefore
          • CommentsFilePaths­SuppressProperties
          • DontCheckIntervals
          • DontCheckRuleGroups
          • DtNameLowercase
          • EmptyLines
          • FileName
          • IniFilesEncoding
          • IniFilesPath
          • Interface
            • Interface = true
            • Annotations
            • CommentDtText
            • IgnoreQmark
            • Language
            • Modifier
            • Method­Modifier
            • $$MethodName
            • MethodNames­Extended
            • MethodNames­CamelCase
            • Name
            • PrefixIs
            • PrefixDo
            • RuleGroups
            • RuleID
            • RuleMethods
            • Stateless
            • Trace­BeforeRule
            • Trace­AfterRule
            • Var­name
          • InterfaceRulesClass
            • Annotations
            • Modifier
            • Method­Modifier
            • Name
            • Trace­BeforeRule
            • Trace­AfterRule
            • Vars
          • Interface.Enum
            • Annotations
            • [ .n ]
            • DefaultValues
            • Arguments
            • Include- and Exclude-Tags
            • Number
            • Options
            • Symbol
            • Title
            • Text
            • CA
            • DT
            • MethodName
            • $$EnumName
            • EnumValueName
          • LfetMinVersion
          • Package
          • ProcedureFile
          • ProcedureArgs
          • Scrapbook​Suppress​Text
          • SkipUnchanged
          • Source­CreateMissingFolders
          • SourceEncoding
          • SourcePath
          • SuccessControl
          • $$SymbolCase
          • TodoTag
        • Summary
    • Test Case Generation
      • Introduction
        • Decision tables as test design process
        • ISTQB Term Definitions
          • Roles in test
          • Equivalence class formation
          • Boundary value analysis
          • State-based testing
          • Data-driven testing
        • Decision tables as a system model
        • Test cases in LF‑ET
      • Test instructions in LF‑ET
        • Test instruction groups
          • Create and manage
          • Subgroups
        • Test instructions
          • Test case preconditions
          • for the decision table
          • for conditions
          • for condition values
          • Intermediate step
          • for actions
          • for action values
          • for unused action values
          • for rules
          • Testcase postcondition
          • Valid and invalid equivalence classes
          • Test instructions with categories
          • Supplementary hints
        • Generate test instructions in the decision table
          • Define range and function
          • Define the Test Instruction
      • Formatting of test instructions
        • Constant test instructions
        • Test instructions with lists
        • Test instructions with intervals
          • Several intervals in a test instruction
          • Automatic recognition of decimal places
          • Thousand separator
          • Leading zeros in output
          • Unlimited intervals
          • Consistency check of conditions
        • Test instructions with elements from the decision table
      • Adding test step properties
        • Test step name
        • Test case tags
        • Test step sequence ID (SID)
        • Test step scope
        • Test step exit state
        • Irrelevant condition
      • Embedding test data
        • Format of data table files
        • Character set, Encoding
        • Linking decision tables with test data
        • Using data from a data table row
        • Functions for dynamic creation of data tables
          • Table - Create a new data table
          • Merge – Add further table rows
          • Row – Reduce to exactly one row
        • Filtering test data
          • by text, numbers or dates
          • by lists
          • by intervals
          • by column values
      • Determining valid condition values
        • with numerical operations
          • An example
          • Example summary
          • Syntax
          • Using calculated values in test instructions
          • Using values from the decision table or from test data
        • with logical expressions
          • An example
          • Example summary
          • <arg1>, <arg2>
          • <operator>
          • Define <arg1>, <arg2>, …​
          • Set <arg1> <operator> <arg2>
          • Clear <arg>
          • <arg1> <operator> <arg2>
          • "is true" and "can be true"
        • Further information
      • Gene­ra­tion options
        • Rule groups
        • Rule selection and sorting
        • Equivalence class partitioning
        • Boundary value analysis
        • Embedding test data
        • Data-driven test cases
        • Export formats of test cases
        • Output file
        • Log files
        • Saving configuration
      • Export formats
        • Robot Framework
          • General settings for a Robot Framework file
          • Preconditions for a test case
          • Conditions and Actions as test instructions
          • Post-conditions for a test case
          • Tags for a test case
        • Gherkin
          • Language setting for keywords
          • Background
          • Tables and multiple row instructions
          • Comments
          • Tags for a test case
        • Excel
        • TestLink
        • aqua
      • Test case generation logs
        • Console outputs
        • Data filtering
        • Permissible condition values
        • Runtime problems
    • Command Line Functions
      • Hints
        • Enabling console tasks
        • Specification of arguments and options
        • 'No Limits' for the number of arguments
        • Extras – Using functions directly in LF-ET
      • Functions
        • List-DT
        • List-CA
        • List-RG
          • Tracking of links
          • Excel output format
          • TaggedTextColumns
        • GenSrc
        • GenTest
        • Find
        • AnLog
    • Further information
      • Searching inside the help
      • The online manual
      • Language settings
      • The LFET.Project.ini file
        • General Keys
          • BackupHistory
            • BackupHistoryFolder
            • BackupHistoryLength
            • BackupHistoryRoot
            • BackupHistoryVersion
            • BackupHistoryZip
          • EmptyActionTitles​Allowed
          • ExpandRulesLimit
          • NestedProjectIni
          • RuleGroupKeyWords
          • SaveAs
            • PlantUML Diagram
        • Keys for program generation
        • Predefined default keys
        • Notes on path information in key values
        • Search for Project.ini files
        • Information on storage location
        • Decisiontable.lfet.ini
        • LFET.Project.yaml
        • Nesting of several Project.ini files
      • The LF-ET.ini file
      • When an error occurs
      • Display problems with Clearcase
    • Release Notes
      • Version 2.4.3
      • Version 2.4.2
      • Version 2.4.1
      • Version 2.4.0
      • Version 2.3.0
      • Version 2.2.1
      • Version 2.2.0
      • Version 2.1.5
      • Version 2.1.4
      • Version 2.1.3
      • Version 2.1.2
      • Version 2.1.1
LF-ET 2.4.3
  • LF-ET
    • 2.4.3
  • LF-ET
  • the Decision Table Tool
  • Why LF‑ET?
  • No limits

Logic with no technical limits

Any number of conditions, actions and rules:

AssetValuation without RG Insert C01 586x359

Any number of values for conditions and actions:

BalanceCheck Occ C01

Software-supported creation of specifications Software generation

(C) 2026 LOHRFINK software engineering  •  Contact Form  •  Imprint  •  Privacy Policy  •  Picture Credits
This page was built using the Antora default UI. The source code for this UI is licensed under the terms of the MPL-2.0 license.