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Python 2
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最近開始嘗試寫 blog, 記錄一些過程但每次都必須要輸入一些指令 生成 部署實在讓我有點煩, 懶惰癌無限擴張自己寫了一個 python 的小軟件讓..." />
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<h1 id="Python join 語法使用">
Python join 語法使用
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<p> Python 神奇的 Join 使用</p>
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<p>最近開始嘗試寫 blog, 記錄一些過程<br>但每次都必須要輸入一些指令 生成 部署<br>實在讓我有點煩, 懶惰癌無限擴張<br>自己寫了一個 python 的小軟件<br>讓我只要確認路徑正確, 按下確定, 就能讓它自己完成這些小事情<br>就剛好使用了, 這個方法來打印出相關資訊</p>
<h3 id="展示一下用法"><a href="#展示一下用法" class="headerlink" title="展示一下用法"></a>展示一下用法</h3><figure class="highlight python"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment"># 為自己 Hexo 的安装路徑</span></span><br><span class="line">hexo_install_folder = self.userinput</span><br><span class="line">target_folder_path = str(hexo_install_folder + <span class="string">'/source/_posts/'</span>)</span><br><span class="line"></span><br><span class="line"><span class="comment"># 當前目錄下所有 檔案名稱 是個陣列 Array</span></span><br><span class="line">cur_filename_list = os.listdir(cur_folder_path)</span><br><span class="line">print(cur_filename_list) <span class="comment"># 直接打印 是沒問題的</span></span><br><span class="line"><span class="comment"># label 顯示相關訊息</span></span><br><span class="line">self.displayText[<span class="string">"text"</span>] = <span class="string">" "</span>.join(str(x) <span class="keyword">for</span> x <span class="keyword">in</span> cur_filename_list)</span><br><span class="line"></span><br></pre></td></tr></table></figure>
<h3 id="解釋"><a href="#解釋" class="headerlink" title="解釋"></a>解釋</h3><figure class="highlight python"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment"># 這邊結果會是 例如: 一個空格 加上 名稱</span></span><br><span class="line"><span class="comment">## 具體運作是, 取得 cur_filename_list 每一個內容 轉 String, 然後在前面加上 "空格"</span></span><br><span class="line"><span class="comment">## 再把他們都串起來, 變成一個字串</span></span><br><span class="line"><span class="comment">## 簡單來說 就是</span></span><br><span class="line"><span class="comment">## 返回值</span></span><br><span class="line"><span class="comment">## 回傳通過指定的字串連接陣列中元素後生成的新字串</span></span><br><span class="line"><span class="string">" "</span>.join(str(x) <span class="keyword">for</span> x <span class="keyword">in</span> cur_filename_list)</span><br><span class="line"></span><br></pre></td></tr></table></figure>
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