refer: Generate Vector Element Names

In exams.forge: Support for Compiling Examination Tasks using the 'exams' Package

Generate Vector Element Names

Description

Creates names for elements of a vector.

Usage

refer(x, fmt = "%s_{%.0f}", to = deparse(substitute(x)), index = 1:length(x))

refer2vector(
  x,
  fmt = "%s_{%.0f}",
  to = deparse(substitute(x)),
  index = 1:length(x)
)

Arguments

x	vector: a vector to create the names for
fmt	character: format string for sprintf (default: "%s_{%.0f}"
to	character: base name of elements
index	numeric: vector with indices (default: 1:length(x))

Value

A character vector

Examples

x <- runif(5)
refer(x)                  # LaTeX default
refer(x, fmt="%s[%.0f]")  # R default

exams.forge documentation built on Aug. 21, 2025, 5:41 p.m.