IsNamedList: Check List Names

In SeuratObject: Data Structures for Single Cell Data

Check List Names

Description

Check to see if a list has names; also check to enforce that all names are present and unique

Usage

IsNamedList(x, all.unique = TRUE, allow.empty = FALSE, pass.zero = FALSE)

Arguments

x	A list
all.unique	Require that all names are unique from one another
allow.empty	Allow empty (nchar = 0) names
pass.zero	Pass on zero-length lists

Value

TRUE if ..., otherwise FALSE

Examples

IsNamedList(list())
IsNamedList(list(), pass.zero = TRUE)
IsNamedList(list(1, 2, 3))
IsNamedList(list(a = 1, b = 2, c = 3))
IsNamedList(list(a = 1, 2, c = 3))
IsNamedList(list(a = 1, 2, c = 3), allow.empty = TRUE)
IsNamedList(list(a = 1, a = 2, a = 3))
IsNamedList(list(a = 1, a = 2, a = 3), all.unique = FALSE)

SeuratObject documentation built on Nov. 18, 2023, 1:06 a.m.