esaka

<p>Rust勉強しようと思って、本を写経しようと思った。<br>
できれば、replとかでやりたいなと思ってググったら、以下が使えるとのこと</p>
<p><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__d3ec7a42741e2" src="https://embed.zenn.studio/card#zenn-embedded__d3ec7a42741e2" data-content="https%3A%2F%2Fgithub.com%2Fgoogle%2Fevcxr" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://github.com/google/evcxr" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://github.com/google/evcxr</a></p>
<p>googleがやってるし安心感ある</p>


<p>前提としてcargoインストール済み</p>
<div class="code-block-container"><pre class="language-bash"><code class="language-bash">$ <span class="token function">cargo</span> version
<span class="token function">cargo</span> <span class="token number">1.54</span>.0-beta <span class="token punctuation">(</span>5ae8d74b3 <span class="token number">2021</span>-06-22<span class="token punctuation">)</span>
</code></pre></div><h1 id="repl%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%83%88%E3%83%BC%E3%83%AB%2F%E5%AE%9F%E8%A1%8C">
<a class="header-anchor-link" href="#repl%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%83%88%E3%83%BC%E3%83%AB%2F%E5%AE%9F%E8%A1%8C" aria-hidden="true"></a> Replのインストール/実行</h1>
<div class="code-block-container"><pre class="language-bash"><code class="language-bash">$ <span class="token function">cargo</span> <span class="token function">install</span> evcxr_repl
$ evcxr
Welcome to evcxr. For help, <span class="token builtin class-name">type</span> :help
<span class="token operator">&gt;&gt;</span> <span class="token builtin class-name">let</span> s1: String <span class="token operator">=</span> String::from<span class="token punctuation">(</span><span class="token string">"Hello World"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token operator">&gt;&gt;</span> s1
<span class="token string">"Hello World"</span>
</code></pre></div>

<h1 id="jupyter-notebook%E7%89%88">
<a class="header-anchor-link" href="#jupyter-notebook%E7%89%88" aria-hidden="true"></a> jupyter-notebook版</h1>
<p>前提としてjupyter入ってる</p>
<div class="code-block-container"><pre class="language-bash"><code class="language-bash">$ jupyter-notebook <span class="token parameter variable">--version</span>
<span class="token number">6.4</span>.0
</code></pre></div><p>インストール</p>
<div class="code-block-container"><pre><code>$ cargo install evcxr_jupyter
$ evcxr_jupyter --install
...
Installation complete
</code></pre></div><p>notebook起動</p>
<div class="code-block-container"><pre class="language-bash"><code class="language-bash">$ jupyte-notebook
</code></pre></div><p><code>New</code>のところにRustが追加されてる</p>
<p><img src="https://storage.googleapis.com/zenn-user-upload/269d52c65c8ecf59c8e64991.png" alt loading="lazy" class="md-img"></p>
<p>これで作成すると使えるよ</p>
<p><img src="https://storage.googleapis.com/zenn-user-upload/982cc09e244728333fe4ff4e.png" alt loading="lazy" class="md-img"></p>
