---
title: MLModelStructure.Program.Block
framework: coreml
role: symbol
role_heading: Structure
path: coreml/mlmodelstructure-swift.enum/program/block
---

# MLModelStructure.Program.Block

A struct representing a block in the Program.

## Declaration

```swift
struct Block
```

## Topics

### Accessing the properties

- [inputs](coreml/mlmodelstructure-swift.enum/program/block/inputs.md)
- [operations](coreml/mlmodelstructure-swift.enum/program/block/operations.md)
- [outputNames](coreml/mlmodelstructure-swift.enum/program/block/outputnames.md)

## Relationships

### Conforms To

- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Getting the program types

- [MLModelStructure.Program.Argument](coreml/mlmodelstructure-swift.enum/program/argument.md)
- [MLModelStructure.Program.Function](coreml/mlmodelstructure-swift.enum/program/function.md)
- [MLModelStructure.Program.NamedValueType](coreml/mlmodelstructure-swift.enum/program/namedvaluetype.md)
- [MLModelStructure.Program.Operation](coreml/mlmodelstructure-swift.enum/program/operation.md)
- [MLModelStructure.Program.Value](coreml/mlmodelstructure-swift.enum/program/value.md)
- [MLModelStructure.Program.ValueType](coreml/mlmodelstructure-swift.enum/program/valuetype.md)
- [MLModelStructure.Program.Binding](coreml/mlmodelstructure-swift.enum/program/binding.md)