view: Create a view over a shared matrix

In shard: Deterministic, Zero-Copy Parallel Execution for R

Create a view over a shared matrix

Description

Create a view over a shared matrix

Usage

view(x, rows = NULL, cols = NULL, type = c("auto", "block", "gather"))

Arguments

x	A shared (share()d) atomic matrix (double/integer/logical/raw).
rows	Row selector. NULL (all rows) or idx_range().
cols	Column selector. NULL (all cols) or idx_range().
type	View type. "block" or "gather" (or "auto").

Value

A shard_view_block or shard_view_gather object depending on the selectors provided.

Examples

m <- share(matrix(1:20, nrow = 4))
v <- view(m, cols = idx_range(1, 2))

shard documentation built on April 3, 2026, 9:08 a.m.