subset.list: Subset a list by a logical condition

In renkun-ken/rlist: A Toolbox for Non-Tabular Data Manipulation

Subset a list by a logical condition

Description

Subset a list by a logical condition

Usage

## S3 method for class 'list'
subset(x, subset, select, ...)

Arguments

x	The list to subset
subset	A logical lambda expression of subsetting condition
select	A lambda expression to evaluate for each selected item
...	Additional parameters

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)))
subset(x, type == 'B')
subset(x, select = score)
subset(x, min(score$c1, score$c2) >= 8, data.frame(score))
subset(x, type == 'B', score$c1)
do.call(rbind,
   subset(x, min(score$c1, score$c2) >= 8, data.frame(score)))

renkun-ken/rlist documentation built on March 16, 2023, 8:25 p.m.