<ruby id="bdb3f"></ruby>

    <p id="bdb3f"><cite id="bdb3f"></cite></p>

      <p id="bdb3f"><cite id="bdb3f"><th id="bdb3f"></th></cite></p><p id="bdb3f"></p>
        <p id="bdb3f"><cite id="bdb3f"></cite></p>

          <pre id="bdb3f"></pre>
          <pre id="bdb3f"><del id="bdb3f"><thead id="bdb3f"></thead></del></pre>

          <ruby id="bdb3f"><mark id="bdb3f"></mark></ruby><ruby id="bdb3f"></ruby>
          <pre id="bdb3f"><pre id="bdb3f"><mark id="bdb3f"></mark></pre></pre><output id="bdb3f"></output><p id="bdb3f"></p><p id="bdb3f"></p>

          <pre id="bdb3f"><del id="bdb3f"><progress id="bdb3f"></progress></del></pre>

                <ruby id="bdb3f"></ruby>

                ??碼云GVP開源項目 12k star Uniapp+ElementUI 功能強大 支持多語言、二開方便! 廣告
                join 與reverse方法 ## join:主要的作用是可以通過某一個字符將數組拼接為字符串 ``` 語法:數組名稱.join(); 括號里如果是""就是空格拼接,如果寫入字符就是字符拼接 ``` ## reverse:可以把當前的數組元素進行倒置。 ``` 語法:數組名稱.reverse(); 這樣就倒置了,比如數組[1,2,3,4,5]就變成了[5,4,3,2,1] ``` ``` <script type="text/javascript"> var ab=[1,2,3,4,5,6,7]; var bc=ab.join(''); console.log(bc); </script> ``` 上面案例把數組打印出字符串,以空格為隔斷。 其中可以用別的字母 ![](https://img.kancloud.cn/1f/89/1f89f1ecea78b0b2cae09665544e4b1e_755x315.png) ``` <script type="text/javascript"> var ab=[1,2,3,4,5,6,7]; var bc=ab.reverse(); console.log(bc); </script> ``` ![](https://img.kancloud.cn/01/45/014503777873d7b21290cc769ddb80aa_880x125.png)
                  <ruby id="bdb3f"></ruby>

                  <p id="bdb3f"><cite id="bdb3f"></cite></p>

                    <p id="bdb3f"><cite id="bdb3f"><th id="bdb3f"></th></cite></p><p id="bdb3f"></p>
                      <p id="bdb3f"><cite id="bdb3f"></cite></p>

                        <pre id="bdb3f"></pre>
                        <pre id="bdb3f"><del id="bdb3f"><thead id="bdb3f"></thead></del></pre>

                        <ruby id="bdb3f"><mark id="bdb3f"></mark></ruby><ruby id="bdb3f"></ruby>
                        <pre id="bdb3f"><pre id="bdb3f"><mark id="bdb3f"></mark></pre></pre><output id="bdb3f"></output><p id="bdb3f"></p><p id="bdb3f"></p>

                        <pre id="bdb3f"><del id="bdb3f"><progress id="bdb3f"></progress></del></pre>

                              <ruby id="bdb3f"></ruby>

                              哎呀哎呀视频在线观看