https://ruby-china.org/muzik en-us <p>一个例子：</p> <pre class="highlight ruby"><code><span class="c1">#ruby</span> <span class="mi">3500935230448</span> <span class="o">&gt;&gt;</span> <span class="mi">28</span> <span class="c1">#=13042</span> <span class="c1">#等同于</span> <span class="mi">3500935230448</span><span class="p">.</span><span class="nf">to_s</span><span class="p">(</span><span class="mi">2</span><span class="p">)[</span><span class="mi">0</span><span class="p">,</span><span class="mi">42</span><span class="o">-</span><span class="mi">28</span><span class="p">].</span><span class="nf">to_i</span><span class="p">(</span><span class="mi">2</span><span class="p">)</span> <span class="c1">#=13042</span> </code></pre><pre class="highlight javascript"><code><span class="c1">//javascript</span> <span class="mi">3500935230448</span> <span class="o">&gt;&gt;</span> <span class="mi">28</span> <span class="c1">//=2</span> </code></pre> <p>请问，在 javascript 这个 2 是怎么算出来的？</p> muzik Fri, 01 Jan 2016 15:44:43 +0800 https://ruby-china.org/topics/28584 https://ruby-china.org/topics/28584