Programmatic Model Editing

Create models, add and connect blocks in models, set parameters and properties, and perform other modeling basics programmatically

Learn the basics of programmatic model management in Simulink^®.

Functions

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Open, Save, and Close

`simulink`	Open Simulink Start Page
`start_simulink`	Start Simulink without opening any windows
`slLibraryBrowser`	Open Simulink Library Browser
`open_system`	Open model, library, subsystem, or block dialog box
`load_system`	Load Simulink model into memory
`save_system`	Save Simulink model
`close_system`	Close Simulink system window or block dialog box
`bdclose`	Close any or all Simulink system windows unconditionally

Add and Delete

`add_block`	Add block to model
`add_line`	Add line to Simulink model
`delete_block`	Delete blocks from Simulink system
`delete_line`	Delete line from Simulink model
`add_param`	Add parameter to Simulink system
`delete_param`	Delete system parameter added via `add_param` command
`Simulink.BlockDiagram.deleteContents`	Delete contents of block diagram
`Simulink.SubSystem.deleteContents`	Delete contents of subsystem

Create

`new_system`	Create Simulink model or library in memory
`Simulink.createFromTemplate`	Create model or project from template
`Simulink.BlockDiagram.createSubsystem`	Create subsystem containing specified set of blocks

Get and Set

`docblock`	Get or set editor invoked by Simulink DocBlock
`gcs`	Get path name of current system
`getfullname`	Get path name of block or line
`gcb`	Get path name of current block
`gcbh`	Get handle of current block
`gcbp`	Get `Simulink.BlockPath` object for current block
`getSimulinkBlockHandle`	Get block handle from block path
`get_param`	Get parameter names and values
`set_param`	Set system and block parameter values
`Simulink.defaultModelTemplate`	Set or get default model template
`getCallbackAnnotation`	Get annotation executing callback
`edittime.getDisplayIssues`	Check whether model design warnings and errors is on
`edittime.setDisplayIssues`	Detect model design errors and warnings

Find and Replace

`hilite_system`	Highlight block, signal line, port, or annotation
`find_system`	Find systems, blocks, lines, ports, and annotations
`Simulink.findTemplates`	Find model or project templates with specified properties
`Simulink.allBlockDiagrams`	Find loaded Simulink models and libraries
`Simulink.findBlocks`	Find blocks in Simulink models
`Simulink.findBlocksOfType`	Find specified type of block in Simulink models
`replace_block`	Replace blocks in Simulink model

Check

`bdroot`	Top-level model of current system
`bdIsLoaded`	Whether block diagram is in memory
`bdIsLibrary`	Whether block diagram is a library
`bdIsDirty`	Whether block diagram has unsaved changes
`slIsFileChangedOnDisk`	Determine whether model has changed since it was loaded

Extract and Export

`Simulink.SubSystem.copyContentsToBlockDiagram`	Copy contents of subsystem to empty block diagram
`Simulink.exportToTemplate`	Create template from model or project
`Simulink.exportToVersion`	Export model or library for use in previous version of Simulink
`Simulink.MDLInfo`	Extract model file information without loading block diagram into memory
`Simulink.MDLInfo.getDescription`	Extract model file description without loading block diagram into memory
`Simulink.MDLInfo.getMetadata`	Extract model file metadata without loading block diagram into memory

Edit

`Simulink.BlockDiagram.expandSubsystem`	Replace subsystem with subsystem contents
`Simulink.BlockDiagram.arrangeSystem`	Improve layout of model or subsystem
`Simulink.BlockDiagram.routeLine`	Route existing lines of a model
`slCharacterEncoding`	Change MATLAB character set encoding
`frameedit`	Edit print frames for Simulink and Stateflow block diagrams

Orient and Print

`orient`	Paper orientation for printing or saving
`print`	Print figure or save to specific file format

Classes

`Simulink.Annotation`	Specify properties of model annotation
`Simulink.FindOptions`	Options for finding blocks in models and subsystems

Parameters

Programmatic Model Editor Appearance Parameters

Topics

Simulink API

Programmatic Modeling Basics

Create models, add and connect blocks in models, set parameters and properties, and perform other modeling basics programmatically.

Run Simulations Programmatically

Programmatically simulate a model using the sim function.

Documentation