---
title: "init(rowCount:columnCount:columnStarts:rowIndices:attributes:blockSize:)"
framework: accelerate
role: symbol
role_heading: Initializer
path: "accelerate/sparsematrixstructurecomplex/init(rowcount:columncount:columnstarts:rowindices:attributes:blocksize:)"
---

# init(rowCount:columnCount:columnStarts:rowIndices:attributes:blockSize:)

## Declaration

```swift
init(rowCount: Int32, columnCount: Int32, columnStarts: UnsafeMutablePointer<Int>, rowIndices: UnsafeMutablePointer<Int32>, attributes: SparseAttributesComplex_t, blockSize: UInt8)
```