has_length

This is a function for the common task of testing the length of an
object. It checks the length of an object in a non-generic way:
<code><a href="/link/base%3A%3Alength()?package=rlang&version=1.1.0" data-mini-rdoc="rlang::base::length()">base::length()</a></code> methods are ignored.

internal

A toolbox for working with base types, core R features
like the condition system, and core 'Tidyverse' features like tidy
evaluation.

Lionel Henry

rlang

Functions for Base Types and Core R and 'Tidyverse' Features

Hadley Wickham

mikefc 

Yann Collet

Posit, PBC 

has_length function

<dl><dt>x</dt>
<dd>A R object.</dd>
<dt>n</dt>
<dd>A specific length to test <code>x</code> with. If <code>NULL</code>,
<code>has_length()</code> returns <code>TRUE</code> if <code>x</code> has length greater than
zero, and <code>FALSE</code> otherwise.</dd></dl>

Arguments

This is a function for the common task of testing the length of an
object. It checks the length of an object in a non-generic way:
<code><a href='https://rdrr.io/r/base/length.html'>base::length()</a></code> methods are ignored.

How long is an object? — has_length

<dl>

<dt>x</dt>
<dd>A R object.</dd>


<dt>n</dt>
<dd>A specific length to test <code>x</code> with. If <code>NULL</code>,
<code>has_length()</code> returns <code>TRUE</code> if <code>x</code> has length greater than
zero, and <code>FALSE</code> otherwise.</dd>

</dl>

has_length: How long is an object?

Description

Usage

Arguments

Examples