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<title>BQN: Barb (⥊)</title>
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<div class="nav">(<a href="https://github.com/mlochbaum/BQN">github</a>) / <a href="../index.html">BQN</a> / <a href="index.html">help</a></div>
<h1 id="barb-"><a class="header" href="#barb-">Barb (<code><span class='Function'>⥊</span></code>)</a></h1>
<h2 id="-𝕩-deshape"><a class="header" href="#-𝕩-deshape"><code><span class='Function'>⥊</span> <span class='Value'>𝕩</span></code>: Deshape</a></h2>
<p>Put all elements of <code><span class='Value'>𝕩</span></code> in a rank 1 array, promoting to an array if necessary.</p>
<a class="replLink" title="Open in the REPL" target="_blank" href="https://mlochbaum.github.io/BQN/try.html#code=ICAgICAg4qWKIDEKCiAgICAgIOKliiAx4oC/MiDiiY0gM+KAvzQ=">↗️</a><pre> <span class='Function'>⥊</span> <span class='Number'>1</span>
⟨ 1 ⟩
<span class='Function'>⥊</span> <span class='Number'>1</span><span class='Ligature'>‿</span><span class='Number'>2</span> <span class='Function'>≍</span> <span class='Number'>3</span><span class='Ligature'>‿</span><span class='Number'>4</span>
⟨ 1 2 3 4 ⟩
</pre>
<h2 id="𝕨--𝕩-reshape"><a class="header" href="#𝕨--𝕩-reshape"><code><span class='Value'>𝕨</span> <span class='Function'>⥊</span> <span class='Value'>𝕩</span></code>: Reshape</a></h2>
<p>Put all elements of <code><span class='Value'>𝕩</span></code> in an array of shape <code><span class='Value'>𝕨</span></code>, removing elements or repeating them cyclically if necessary.</p>
<p>A single element in <code><span class='Value'>𝕩</span></code> can be a function, which will be replaced with an appropriate length:</p>
<ul>
<li><code><span class='Modifier2'>∘</span></code> Exact fit</li>
<li><code><span class='Function'>⌊</span></code> Round length down, discarding elements</li>
<li><code><span class='Function'>⌽</span></code> Round length up</li>
<li><code><span class='Function'>↑</span></code> Round length up, and use element fill to add extra elements.</li>
</ul>
<a class="replLink" title="Open in the REPL" target="_blank" href="https://mlochbaum.github.io/BQN/try.html#code=ICAgICAgM+KAvzMg4qWKIDMKCiAgICAgIDLigL/ijL3igL8yIOKliiAx4oC/MuKAvzMKCiAgICAgIDLigL/ihpHigL8yIOKliiAx4oC/MuKAvzM=">↗️</a><pre> <span class='Number'>3</span><span class='Ligature'>‿</span><span class='Number'>3</span> <span class='Function'>⥊</span> <span class='Number'>3</span>
┌─
╵ 3 3 3
3 3 3
3 3 3
┘
<span class='Number'>2</span><span class='Ligature'>‿</span><span class='Function'>⌽</span><span class='Ligature'>‿</span><span class='Number'>2</span> <span class='Function'>⥊</span> <span class='Number'>1</span><span class='Ligature'>‿</span><span class='Number'>2</span><span class='Ligature'>‿</span><span class='Number'>3</span>
┌─
╎ 1 2
3 1
┘
<span class='Number'>2</span><span class='Ligature'>‿</span><span class='Function'>↑</span><span class='Ligature'>‿</span><span class='Number'>2</span> <span class='Function'>⥊</span> <span class='Number'>1</span><span class='Ligature'>‿</span><span class='Number'>2</span><span class='Ligature'>‿</span><span class='Number'>3</span>
┌─
╎ 1 2
3 0
┘
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