R: Turn RHS of formula into a string or label

f_text {rlang} | R Documentation

## Turn RHS of formula into a string or label

### Description

Equivalent of `expr_text()` and `expr_label()` for formulas.

### Usage

    f_text(x, width = 60L, nlines = Inf)

    f_name(x)

    f_label(x)

### Arguments

`x` | A formula.
`width` | Width of each line.
`nlines` | Maximum number of lines to extract.

### Examples

    f <- ~ a + b + bc
    f_text(f)
    f_label(f)

    # Names a quoted with ``
    f_label(~ x)
    # Strings are encoded
    f_label(~ "a\nb")
    # Long expressions are collapsed
    f_label(~ foo({
      1 + 2
      print(x)
    }))

[Package rlang version 0.3.2 Index]