feat(nuldoc): rewrite nuldoc in Ruby

1 files changed, 56 insertions, 47 deletions

diff --git a/services/nuldoc/public/blog/posts/2022-10-23/phperkaigi-2023-unused-token-quiz-1/index.html b/services/nuldoc/public/blog/posts/2022-10-23/phperkaigi-2023-unused-token-quiz-1/index.html
index 2c82b081..4cccc732 100644
--- a/services/nuldoc/public/blog/posts/2022-10-23/phperkaigi-2023-unused-token-quiz-1/index.html
+++ b/services/nuldoc/public/blog/posts/2022-10-23/phperkaigi-2023-unused-token-quiz-1/index.html
@@ -102,27 +102,28 @@
               注意: これはボツ問なので、得られたトークンを PHPerKaigi で入力してもポイントにはならない。
             </p>
             <div class="codeblock">
-              <pre class="shiki github-light" style="background-color:#f5f5f5;color:#24292e" tabindex="0"><code><span class="line"><span style="color:#D73A49">&#x3C;?</span><span style="color:#005CC5">php</span></span>
-<span class="line"></span>
-<span class="line"><span style="color:#24292E">$π </span><span style="color:#D73A49">=</span><span style="color:#24292E"> $argv[</span><span style="color:#005CC5">1</span><span style="color:#24292E">] </span><span style="color:#D73A49">??</span><span style="color:#005CC5"> null</span><span style="color:#24292E">;</span></span>
-<span class="line"><span style="color:#D73A49">if</span><span style="color:#24292E"> ($π </span><span style="color:#D73A49">===</span><span style="color:#005CC5"> null</span><span style="color:#24292E">) {</span></span>
-<span class="line"><span style="color:#D73A49">  exit</span><span style="color:#24292E">(</span><span style="color:#032F62">'No input.'</span><span style="color:#24292E">);</span></span>
-<span class="line"><span style="color:#24292E">}</span></span>
-<span class="line"><span style="color:#24292E">$π </span><span style="color:#D73A49">=</span><span style="color:#005CC5"> trim</span><span style="color:#24292E">($π);</span></span>
-<span class="line"><span style="color:#D73A49">if</span><span style="color:#24292E"> (</span><span style="color:#D73A49">!</span><span style="color:#005CC5">is_numeric</span><span style="color:#24292E">($π)) {</span></span>
-<span class="line"><span style="color:#D73A49">  exit</span><span style="color:#24292E">(</span><span style="color:#032F62">'Invalid input.'</span><span style="color:#24292E">);</span></span>
-<span class="line"><span style="color:#24292E">}</span></span>
-<span class="line"></span>
-<span class="line"><span style="color:#24292E">$s </span><span style="color:#D73A49">=</span><span style="color:#005CC5"> implode</span><span style="color:#24292E">(</span><span style="color:#005CC5">array_map</span><span style="color:#24292E">(</span><span style="color:#005CC5">chr</span><span style="color:#24292E">(</span><span style="color:#D73A49">...</span><span style="color:#24292E">), </span><span style="color:#005CC5">str_split</span><span style="color:#24292E">($π, </span><span style="color:#005CC5">2</span><span style="color:#24292E">)));</span></span>
-<span class="line"></span>
-<span class="line"><span style="color:#005CC5">preg_match</span><span style="color:#24292E">(</span><span style="color:#032F62">'/(</span><span style="color:#22863A;font-weight:bold">\x</span><span style="color:#032F62">23.</span><span style="color:#D73A49">+</span><span style="color:#032F62">?) /'</span><span style="color:#24292E">, $s, $m);</span></span>
-<span class="line"><span style="color:#24292E">$t </span><span style="color:#D73A49">=</span><span style="color:#24292E"> $m[</span><span style="color:#005CC5">1</span><span style="color:#24292E">] </span><span style="color:#D73A49">??</span><span style="color:#032F62"> ''</span><span style="color:#24292E">;</span></span>
-<span class="line"></span>
-<span class="line"><span style="color:#D73A49">if</span><span style="color:#24292E"> (</span><span style="color:#005CC5">md5</span><span style="color:#24292E">($t) </span><span style="color:#D73A49">===</span><span style="color:#032F62"> '056e831a4146bf123e8ea16613303d2e'</span><span style="color:#24292E">) {</span></span>
-<span class="line"><span style="color:#005CC5">  echo</span><span style="color:#032F62"> "Token: {</span><span style="color:#24292E">$t</span><span style="color:#032F62">}</span><span style="color:#005CC5">\n</span><span style="color:#032F62">"</span><span style="color:#24292E">;</span></span>
-<span class="line"><span style="color:#24292E">} </span><span style="color:#D73A49">else</span><span style="color:#24292E"> {</span></span>
-<span class="line"><span style="color:#005CC5">  echo</span><span style="color:#032F62"> "Failed.</span><span style="color:#005CC5">\n</span><span style="color:#032F62">"</span><span style="color:#24292E">;</span></span>
-<span class="line"><span style="color:#24292E">}</span></span></code></pre>
+              <pre class="highlight" style="background-color:#f5f5f5"><code><span style="color: #6e7781">&lt;?php</span>
+
+<span style="color: #0550ae">$π</span> <span style="color: #0550ae">=</span> <span style="color: #0550ae">$argv</span><span style="color: #24292f;background-color: #f6f8fa">[</span><span style="color: #0550ae">1</span><span style="color: #24292f;background-color: #f6f8fa">]</span> <span style="color: #0550ae">??</span> <span style="color: #0550ae">null</span><span style="color: #24292f;background-color: #f6f8fa">;</span>
+<span style="color: #cf222e">if</span> <span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0550ae">$π</span> <span style="color: #0550ae">===</span> <span style="color: #0550ae">null</span><span style="color: #24292f;background-color: #f6f8fa">)</span> <span style="color: #24292f;background-color: #f6f8fa">{</span>
+  <span style="color: #cf222e">exit</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0a3069">'No input.'</span><span style="color: #24292f;background-color: #f6f8fa">);</span>
+<span style="color: #24292f;background-color: #f6f8fa">}</span>
+<span style="color: #0550ae">$π</span> <span style="color: #0550ae">=</span> <span style="color: #953800">trim</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0550ae">$π</span><span style="color: #24292f;background-color: #f6f8fa">);</span>
+<span style="color: #cf222e">if</span> <span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0550ae">!</span><span style="color: #953800">is_numeric</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0550ae">$π</span><span style="color: #24292f;background-color: #f6f8fa">))</span> <span style="color: #24292f;background-color: #f6f8fa">{</span>
+  <span style="color: #cf222e">exit</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0a3069">'Invalid input.'</span><span style="color: #24292f;background-color: #f6f8fa">);</span>
+<span style="color: #24292f;background-color: #f6f8fa">}</span>
+
+<span style="color: #0550ae">$s</span> <span style="color: #0550ae">=</span> <span style="color: #953800">implode</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #953800">array_map</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #953800">chr</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0550ae">...</span><span style="color: #24292f;background-color: #f6f8fa">),</span> <span style="color: #953800">str_split</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0550ae">$π</span><span style="color: #24292f;background-color: #f6f8fa">,</span> <span style="color: #0550ae">2</span><span style="color: #24292f;background-color: #f6f8fa">)));</span>
+
+<span style="color: #953800">preg_match</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0a3069">'/(\x23.+?) /'</span><span style="color: #24292f;background-color: #f6f8fa">,</span> <span style="color: #0550ae">$s</span><span style="color: #24292f;background-color: #f6f8fa">,</span> <span style="color: #0550ae">$m</span><span style="color: #24292f;background-color: #f6f8fa">);</span>
+<span style="color: #0550ae">$t</span> <span style="color: #0550ae">=</span> <span style="color: #0550ae">$m</span><span style="color: #24292f;background-color: #f6f8fa">[</span><span style="color: #0550ae">1</span><span style="color: #24292f;background-color: #f6f8fa">]</span> <span style="color: #0550ae">??</span> <span style="color: #0a3069">''</span><span style="color: #24292f;background-color: #f6f8fa">;</span>
+
+<span style="color: #cf222e">if</span> <span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #953800">md5</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0550ae">$t</span><span style="color: #24292f;background-color: #f6f8fa">)</span> <span style="color: #0550ae">===</span> <span style="color: #0a3069">'056e831a4146bf123e8ea16613303d2e'</span><span style="color: #24292f;background-color: #f6f8fa">)</span> <span style="color: #24292f;background-color: #f6f8fa">{</span>
+  <span style="color: #cf222e">echo</span> <span style="color: #0a3069">"Token: </span><span style="color: #24292f">{</span><span style="color: #0550ae">$t</span><span style="color: #24292f">}</span><span style="color: #0a3069">\n</span><span style="color: #0a3069">"</span><span style="color: #24292f;background-color: #f6f8fa">;</span>
+<span style="color: #24292f;background-color: #f6f8fa">}</span> <span style="color: #cf222e">else</span> <span style="color: #24292f;background-color: #f6f8fa">{</span>
+  <span style="color: #cf222e">echo</span> <span style="color: #0a3069">"Failed.</span><span style="color: #0a3069">\n</span><span style="color: #0a3069">"</span><span style="color: #24292f;background-color: #f6f8fa">;</span>
+<span style="color: #24292f;background-color: #f6f8fa">}</span>
+</code></pre>
             </div>
           </section>
           <section id="section--how-to-obtain-token">
@@ -131,15 +132,17 @@
               ソースを見るとわかるとおり、<code>$argv[1]</code> を参照している。それを <code>$π</code> なる変数に代入しているので、円周率を渡してみる。
             </p>
             <div class="codeblock">
-              <pre class="shiki github-light" style="background-color:#f5f5f5;color:#24292e" tabindex="0"><code><span class="line"><span>$ php Q.php 3.14</span></span>
-<span class="line"><span>Failed.</span></span></code></pre>
+              <pre class="highlight" style="background-color:#f5f5f5"><code><span style="color: #24292f;background-color: #f6f8fa">$</span><span style="color: #24292f;background-color: #f6f8fa"> </span>php Q.php 3.14
+<span style="color: #24292f;background-color: #f6f8fa">Failed.</span>
+</code></pre>
             </div>
             <p>
               失敗してしまった。精度を上げてみる。
             </p>
             <div class="codeblock">
-              <pre class="shiki github-light" style="background-color:#f5f5f5;color:#24292e" tabindex="0"><code><span class="line"><span>$ php Q.php 3.1415</span></span>
-<span class="line"><span>Failed.</span></span></code></pre>
+              <pre class="highlight" style="background-color:#f5f5f5"><code><span style="color: #24292f;background-color: #f6f8fa">$</span><span style="color: #24292f;background-color: #f6f8fa"> </span>php Q.php 3.1415
+<span style="color: #24292f;background-color: #f6f8fa">Failed.</span>
+</code></pre>
             </div>
             <p>
               だめだった。これを成功するまで繰り返す。
@@ -148,8 +151,9 @@
               最初にトークンが得られるのは、小数点以下 16 桁目まで入力したときで、こうなる。
             </p>
             <div class="codeblock">
-              <pre class="shiki github-light" style="background-color:#f5f5f5;color:#24292e" tabindex="0"><code><span class="line"><span>$ php Q.php 3.1415926535897932</span></span>
-<span class="line"><span>Token: #YO</span></span></code></pre>
+              <pre class="highlight" style="background-color:#f5f5f5"><code><span style="color: #24292f;background-color: #f6f8fa">$</span><span style="color: #24292f;background-color: #f6f8fa"> </span>php Q.php 3.1415926535897932
+<span style="color: #24292f;background-color: #f6f8fa">Token: #</span>YO
+</code></pre>
             </div>
             <p>
               めでたくトークン「<code>#YO</code>」が手に入った。
@@ -161,20 +165,22 @@
               短いので頭から追っていく。
             </p>
             <div class="codeblock">
-              <pre class="shiki github-light" style="background-color:#f5f5f5;color:#24292e" tabindex="0"><code><span class="line"><span style="color:#24292E">$π </span><span style="color:#D73A49">=</span><span style="color:#24292E"> $argv[</span><span style="color:#005CC5">1</span><span style="color:#24292E">] </span><span style="color:#D73A49">??</span><span style="color:#005CC5"> null</span><span style="color:#24292E">;</span></span>
-<span class="line"><span style="color:#D73A49">if</span><span style="color:#24292E"> ($π </span><span style="color:#D73A49">===</span><span style="color:#005CC5"> null</span><span style="color:#24292E">) {</span></span>
-<span class="line"><span style="color:#D73A49">  exit</span><span style="color:#24292E">(</span><span style="color:#032F62">'No input.'</span><span style="color:#24292E">);</span></span>
-<span class="line"><span style="color:#24292E">}</span></span>
-<span class="line"><span style="color:#24292E">$π </span><span style="color:#D73A49">=</span><span style="color:#005CC5"> trim</span><span style="color:#24292E">($π);</span></span>
-<span class="line"><span style="color:#D73A49">if</span><span style="color:#24292E"> (</span><span style="color:#D73A49">!</span><span style="color:#005CC5">is_numeric</span><span style="color:#24292E">($π)) {</span></span>
-<span class="line"><span style="color:#D73A49">  exit</span><span style="color:#24292E">(</span><span style="color:#032F62">'Invalid input.'</span><span style="color:#24292E">);</span></span>
-<span class="line"><span style="color:#24292E">}</span></span></code></pre>
+              <pre class="highlight" style="background-color:#f5f5f5"><code><span style="color: #0550ae">$π</span> <span style="color: #0550ae">=</span> <span style="color: #0550ae">$argv</span><span style="color: #24292f;background-color: #f6f8fa">[</span><span style="color: #0550ae">1</span><span style="color: #24292f;background-color: #f6f8fa">]</span> <span style="color: #0550ae">??</span> <span style="color: #0550ae">null</span><span style="color: #24292f;background-color: #f6f8fa">;</span>
+<span style="color: #cf222e">if</span> <span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0550ae">$π</span> <span style="color: #0550ae">===</span> <span style="color: #0550ae">null</span><span style="color: #24292f;background-color: #f6f8fa">)</span> <span style="color: #24292f;background-color: #f6f8fa">{</span>
+  <span style="color: #cf222e">exit</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0a3069">'No input.'</span><span style="color: #24292f;background-color: #f6f8fa">);</span>
+<span style="color: #24292f;background-color: #f6f8fa">}</span>
+<span style="color: #0550ae">$π</span> <span style="color: #0550ae">=</span> <span style="color: #953800">trim</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0550ae">$π</span><span style="color: #24292f;background-color: #f6f8fa">);</span>
+<span style="color: #cf222e">if</span> <span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0550ae">!</span><span style="color: #953800">is_numeric</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0550ae">$π</span><span style="color: #24292f;background-color: #f6f8fa">))</span> <span style="color: #24292f;background-color: #f6f8fa">{</span>
+  <span style="color: #cf222e">exit</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0a3069">'Invalid input.'</span><span style="color: #24292f;background-color: #f6f8fa">);</span>
+<span style="color: #24292f;background-color: #f6f8fa">}</span>
+</code></pre>
             </div>
             <p>
               入力のバリデーション部分。数値のみ受け付ける。
             </p>
             <div class="codeblock">
-              <pre class="shiki github-light" style="background-color:#f5f5f5;color:#24292e" tabindex="0"><code><span class="line"><span style="color:#24292E">$s </span><span style="color:#D73A49">=</span><span style="color:#005CC5"> implode</span><span style="color:#24292E">(</span><span style="color:#005CC5">array_map</span><span style="color:#24292E">(</span><span style="color:#005CC5">chr</span><span style="color:#24292E">(</span><span style="color:#D73A49">...</span><span style="color:#24292E">), </span><span style="color:#005CC5">str_split</span><span style="color:#24292E">($π, </span><span style="color:#005CC5">2</span><span style="color:#24292E">)));</span></span></code></pre>
+              <pre class="highlight" style="background-color:#f5f5f5"><code><span style="color: #0550ae">$s</span> <span style="color: #0550ae">=</span> <span style="color: #953800">implode</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #953800">array_map</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #953800">chr</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0550ae">...</span><span style="color: #24292f;background-color: #f6f8fa">),</span> <span style="color: #953800">str_split</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0550ae">$π</span><span style="color: #24292f;background-color: #f6f8fa">,</span> <span style="color: #0550ae">2</span><span style="color: #24292f;background-color: #f6f8fa">)));</span>
+</code></pre>
             </div>
             <p>
               <code>$π</code> を 2 文字ごとに区切り (<code>str_split</code>)、数値を ASCII コードと見做して文字に変換 (<code>chr</code>) して結合 (<code>implode</code>) している。
@@ -183,14 +189,16 @@
               例えば、<code>$π</code> が <code>&apos;656667&apos;</code> だったとすると、<code>65</code>、<code>66</code>、<code>67</code> に対応した <code>&apos;A&apos;</code>、<code>&apos;B&apos;</code>、<code>&apos;C&apos;</code> へと変換され、<code>&apos;ABC&apos;</code> になる。
             </p>
             <div class="codeblock">
-              <pre class="shiki github-light" style="background-color:#f5f5f5;color:#24292e" tabindex="0"><code><span class="line"><span style="color:#24292E">$π </span><span style="color:#D73A49">=</span><span style="color:#032F62"> '656667'</span><span style="color:#24292E">;</span></span>
-<span class="line"><span style="color:#24292E">$s </span><span style="color:#D73A49">=</span><span style="color:#005CC5"> implode</span><span style="color:#24292E">(</span><span style="color:#005CC5">array_map</span><span style="color:#24292E">(</span><span style="color:#005CC5">chr</span><span style="color:#24292E">(</span><span style="color:#D73A49">...</span><span style="color:#24292E">), </span><span style="color:#005CC5">str_split</span><span style="color:#24292E">($π, </span><span style="color:#005CC5">2</span><span style="color:#24292E">)));</span></span>
-<span class="line"><span style="color:#005CC5">echo</span><span style="color:#24292E"> $s;</span></span>
-<span class="line"><span style="color:#6A737D">// => ABC</span></span></code></pre>
+              <pre class="highlight" style="background-color:#f5f5f5"><code><span style="color: #0550ae">$π</span> <span style="color: #0550ae">=</span> <span style="color: #0a3069">'656667'</span><span style="color: #24292f;background-color: #f6f8fa">;</span>
+<span style="color: #0550ae">$s</span> <span style="color: #0550ae">=</span> <span style="color: #953800">implode</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #953800">array_map</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #953800">chr</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0550ae">...</span><span style="color: #24292f;background-color: #f6f8fa">),</span> <span style="color: #953800">str_split</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0550ae">$π</span><span style="color: #24292f;background-color: #f6f8fa">,</span> <span style="color: #0550ae">2</span><span style="color: #24292f;background-color: #f6f8fa">)));</span>
+<span style="color: #cf222e">echo</span> <span style="color: #0550ae">$s</span><span style="color: #24292f;background-color: #f6f8fa">;</span>
+<span style="color: #6e7781">// =&gt; ABC</span>
+</code></pre>
             </div>
             <div class="codeblock">
-              <pre class="shiki github-light" style="background-color:#f5f5f5;color:#24292e" tabindex="0"><code><span class="line"><span style="color:#005CC5">preg_match</span><span style="color:#24292E">(</span><span style="color:#032F62">'/(</span><span style="color:#22863A;font-weight:bold">\x</span><span style="color:#032F62">23.</span><span style="color:#D73A49">+</span><span style="color:#032F62">?) /'</span><span style="color:#24292E">, $s, $m);</span></span>
-<span class="line"><span style="color:#24292E">$t </span><span style="color:#D73A49">=</span><span style="color:#24292E"> $m[</span><span style="color:#005CC5">1</span><span style="color:#24292E">] </span><span style="color:#D73A49">??</span><span style="color:#032F62"> ''</span><span style="color:#24292E">;</span></span></code></pre>
+              <pre class="highlight" style="background-color:#f5f5f5"><code><span style="color: #953800">preg_match</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0a3069">'/(\x23.+?) /'</span><span style="color: #24292f;background-color: #f6f8fa">,</span> <span style="color: #0550ae">$s</span><span style="color: #24292f;background-color: #f6f8fa">,</span> <span style="color: #0550ae">$m</span><span style="color: #24292f;background-color: #f6f8fa">);</span>
+<span style="color: #0550ae">$t</span> <span style="color: #0550ae">=</span> <span style="color: #0550ae">$m</span><span style="color: #24292f;background-color: #f6f8fa">[</span><span style="color: #0550ae">1</span><span style="color: #24292f;background-color: #f6f8fa">]</span> <span style="color: #0550ae">??</span> <span style="color: #0a3069">''</span><span style="color: #24292f;background-color: #f6f8fa">;</span>
+</code></pre>
             </div>
             <p>
               正規表現でマッチングしている。<code>\x23</code> は <code>#</code> と同じであることに留意すると、この正規表現は「<code>#</code> から始まる 2 以上の長さ (含 <code>#</code>) の文字列で、最初に現れるスペースまで」にマッチする。つまりこれは、PHPerKaigi におけるトークンである。
@@ -199,11 +207,12 @@
               なお、<code>#</code> を直接書いていないのは、<code>/#.+?) /</code> と書くと、<code>#.+?)</code> という意図せぬトークンが登録されてしまうからである。
             </p>
             <div class="codeblock">
-              <pre class="shiki github-light" style="background-color:#f5f5f5;color:#24292e" tabindex="0"><code><span class="line"><span style="color:#D73A49">if</span><span style="color:#24292E"> (</span><span style="color:#005CC5">md5</span><span style="color:#24292E">($t) </span><span style="color:#D73A49">===</span><span style="color:#032F62"> '056e831a4146bf123e8ea16613303d2e'</span><span style="color:#24292E">) {</span></span>
-<span class="line"><span style="color:#005CC5">  echo</span><span style="color:#032F62"> "Token: {</span><span style="color:#24292E">$t</span><span style="color:#032F62">}</span><span style="color:#005CC5">\n</span><span style="color:#032F62">"</span><span style="color:#24292E">;</span></span>
-<span class="line"><span style="color:#24292E">} </span><span style="color:#D73A49">else</span><span style="color:#24292E"> {</span></span>
-<span class="line"><span style="color:#005CC5">  echo</span><span style="color:#032F62"> "Failed.</span><span style="color:#005CC5">\n</span><span style="color:#032F62">"</span><span style="color:#24292E">;</span></span>
-<span class="line"><span style="color:#24292E">}</span></span></code></pre>
+              <pre class="highlight" style="background-color:#f5f5f5"><code><span style="color: #cf222e">if</span> <span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #953800">md5</span><span style="color: #24292f;background-color: #f6f8fa">(</span><span style="color: #0550ae">$t</span><span style="color: #24292f;background-color: #f6f8fa">)</span> <span style="color: #0550ae">===</span> <span style="color: #0a3069">'056e831a4146bf123e8ea16613303d2e'</span><span style="color: #24292f;background-color: #f6f8fa">)</span> <span style="color: #24292f;background-color: #f6f8fa">{</span>
+  <span style="color: #cf222e">echo</span> <span style="color: #0a3069">"Token: </span><span style="color: #24292f">{</span><span style="color: #0550ae">$t</span><span style="color: #24292f">}</span><span style="color: #0a3069">\n</span><span style="color: #0a3069">"</span><span style="color: #24292f;background-color: #f6f8fa">;</span>
+<span style="color: #24292f;background-color: #f6f8fa">}</span> <span style="color: #cf222e">else</span> <span style="color: #24292f;background-color: #f6f8fa">{</span>
+  <span style="color: #cf222e">echo</span> <span style="color: #0a3069">"Failed.</span><span style="color: #0a3069">\n</span><span style="color: #0a3069">"</span><span style="color: #24292f;background-color: #f6f8fa">;</span>
+<span style="color: #24292f;background-color: #f6f8fa">}</span>
+</code></pre>
             </div>
             <p>
               最後にトークンのハッシュ値を見て、想定解かどうかを確認する。