Rhpc_EvalQ: Evaluate an expression on worker processes

In Rhpc: Apply-Style Dispatch for High-Performance Computing

Evaluate an expression on worker processes

Description

Evaluates an R expression on all worker processes.

Usage

Rhpc_EvalQ(cl, expr,
           usequote = ifelse(is.logical(getOption("Rhpc.usequote")),
                             getOption("Rhpc.usequote"), TRUE),
           envir = .GlobalEnv)

Arguments

cl	external pointer to MPI communicator
expr	expression to evaluate on workers
usequote	logical; if FALSE, quote handling is skipped for performance improvement
envir	environment in which to evaluate the expression on workers (default: global environment)

Details

This function evaluates the given expression on all worker processes and returns the results. It is useful for initialization tasks or querying worker state.

Value

Results of evaluating the expression on all workers.

See Also

Rhpc_worker_call, Rhpc_Export

Rhpc documentation built on Aug. 4, 2026, 1:07 a.m.