R: Find the last element that meets a condition

list.last {rlist} | R Documentation

## Find the last element that meets a condition

### Description

Find the last element that meets a condition

### Usage

    list.last(.data, cond)

### Arguments

`.data` | A `list` or `vector`
`cond` | a logical lambda expression

### See Also

`list.first`

### 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.last(x, score$c1 < 10)
    list.last(x, score$c1 < 9 || score$c3 >= 5) # NULL for all results are NA or FALSE

[Package rlist version 0.4.6.1 Index]