R: Find a specific number of elements in a list or vector...

list.find {rlist} | R Documentation

## Find a specific number of elements in a list or vector satisfying a given condition

### Description

Find a specific number of elements in a list or vector satisfying a given condition

### Usage

    list.find(.data, cond, n = 1L)

### Arguments

`.data` | A `list` or `vector`
`cond` | A logical lambda expression
`n` | The number of items to find. (`n = 1L` by default)

### Value

A list or vector of at most `n` elements in `.data` found to satisfy `cond`.

### Examples

    x <- list(p1 = list(type='A',score=list(c1=10,c2=8)),
           p2 = list(type='B',score=list(c1=9,c2=9)),
           p3 = list(type='B',score=list(c1=9,c2=7)))
    list.find(x, type=='B', 1)
    list.find(x, min(score$c1,score$c2) >= 9)

[Package rlist version 0.4.6.1 Index]