R: On-Demand Parallel Apply

omxApply {OpenMx} | R Documentation

## On-Demand Parallel Apply

### Description

If the snowfall library is loaded, then this function calls `sfApply`. Otherwise it invokes `apply`.

### Usage

    omxApply(x, margin, fun, ...)

### Arguments

`x` | a vector (atomic or list) or an expressions vector. Other objects (including classed objects) will be coerced by `as.list`.
`margin` | a vector giving the subscripts which the function will be applied over.
`fun` | the function to be applied to each element of `x`.
`...` | optional arguments to `fun`.

### See Also

`omxLapply`, `omxSapply`

### Examples

    x <- cbind(x1 = 3, x2 = c(4:1, 2:5))
    dimnames(x)[[1]] <- letters[1:8]
    omxApply(x, 2, mean, trim = .2)

[Package OpenMx version 2.19.5 Index]