String interpolation – Haskell – Aelve Guidehttps://guide.aelve.com/haskell/feed/category/xp69wogj2019-01-29T14:58:15Zznk8dptnneat-interpolation2019-01-29T14:58:15Z<h1> <span class="item-name">neat-interpolation</span>
(<a href="https://hackage.haskell.org/package/neat-interpolation">Hackage</a>)
</h1><p>Interpolation over multi-line strings, using the QuasiQuotes extension.</p>
<h2>Pros</h2><ul></ul><h2>Cons</h2><ul></ul>rbbzqfeyfmt2018-11-19T16:01:56Z<h1> <span class="item-name">fmt</span>
(<a href="https://hackage.haskell.org/package/fmt">Hackage</a>)
</h1><p>Example:</p>
<div class="sourceCode"><pre class="sourceCode repl"><code class="sourceCode"><span class="fu">>>></span> format <span class="st">"{} + {} = {}"</span> <span class="dv">2</span> <span class="dv">2</span> <span class="dv">4</span>
<span class="dv">2</span> <span class="fu">+</span> <span class="dv">2</span> <span class="fu">=</span> <span class="dv">4</span>
<span class="fu">>>></span> <span class="kw">let</span> (a, b, n) <span class="fu">=</span> (<span class="st">"foo"</span>, <span class="st">"bar"</span>, <span class="dv">25</span>)
<span class="fu">>>></span> (<span class="st">"Here are some words: "</span><span class="fu">+|</span>a<span class="fu">|+</span><span class="st">", "</span><span class="fu">+|</span>b<span class="fu">|+</span><span class="st">"\nAlso a number: "</span><span class="fu">+|</span>n<span class="fu">|+</span><span class="st">""</span>)<span class="ot"> ::</span> <span class="dt">String</span>
<span class="st">"Here are some words: foo, bar\nAlso a number: 25"</span></code></pre></div>
<h2>Pros</h2><ul></ul><h2>Cons</h2><ul></ul>