https://blog.sivn.net.cn/categories/computer-science/Recent content in Computer-Science on BlogHugo -- gohugo.iozh-cnThu, 03 Apr 2025 00:00:00 +0000https://blog.sivn.net.cn/post/cppfunctionoverloading/Thu, 03 Apr 2025 00:00:00 +0000https://blog.sivn.net.cn/post/cppfunctionoverloading/<h2 id="重载-overloading">重载 (Overloading) </h2><p>(热知识)</p> <p>只改变参数标识符不形成重载</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;-webkit-text-size-adjust:none;"><code class="language-cpp" data-lang="cpp"><span style="display:flex;"><span><span style="color:#66d9ef">void</span> <span style="color:#a6e22e">Set</span>(<span style="color:#66d9ef">int</span> t); </span></span><span style="display:flex;"><span><span style="color:#66d9ef">void</span> <span style="color:#a6e22e">Set</span>(<span style="color:#66d9ef">int</span> a); <span style="color:#75715e">//function cannot be redeclared </span></span></span></code></pre></div><p>参数的修饰词不形成重构</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;-webkit-text-size-adjust:none;"><code class="language-cpp" data-lang="cpp"><span style="display:flex;"><span><span style="color:#66d9ef">void</span> <span style="color:#a6e22e">Set</span>(<span style="color:#66d9ef">int</span> t); </span></span><span style="display:flex;"><span><span style="color:#66d9ef">void</span> <span style="color:#a6e22e">Set</span>(<span style="color:#66d9ef">const</span> <span style="color:#66d9ef">int</span> a); <span style="color:#75715e">//function cannot be redeclared </span></span></span></code></pre></div><p>但是函数修饰const会形成重构</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;-webkit-text-size-adjust:none;"><code class="language-cpp" data-lang="cpp"><span style="display:flex;"><span><span style="color:#66d9ef">void</span> <span style="color:#a6e22e">Get</span>(<span style="color:#66d9ef">int</span> t) <span style="color:#66d9ef">const</span>; </span></span><span style="display:flex;"><span><span style="color:#66d9ef">void</span> <span style="color:#a6e22e">Get</span>(<span style="color:#66d9ef">int</span> t); </span></span></code></pre></div>