collapse: Collapse a vector into a string

In multiRec: Analysis of Multi-Type Recurrent Events

Collapse a vector into a string

Description

Collapses a vector into a comma delimited string with the word 'and' between the last two entries.

Usage

collapse(
  x,
  sep = ", ",
  maxItems = 10,
  last = c("%1$s and %2$s", "%1$s, %2$s and %3$d more",
    "%1$s, %2$s and %3$d more"),
  quote = NULL
)

Arguments

x	the vector
sep	the separator for all but the last entry
maxItems	If there are more than this many items, only the first maxItems are displayed.
last	three sprintf formats (see details)
quote	A function used to quote the elements (such as sQuote or dQuote) or NULL

Details

The last= argument contains three sprintf formats. The first is used if there are fewer than maxItems items, the second if there are maxItems+1 items, the first if there are more than maxItems+1 items.

The arguments are passed as the last, shown.

Value

a string

multiRec documentation built on Feb. 3, 2026, 5:06 p.m.