<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>

                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                # Java - `String`到`ArrayList`轉換 > 原文: [https://beginnersbook.com/2015/05/java-string-to-arraylist-conversion/](https://beginnersbook.com/2015/05/java-string-to-arraylist-conversion/) 在這個 [java 教程](https://beginnersbook.com/java-tutorial-for-beginners-with-examples/)中,我們將[`String`](https://beginnersbook.com/2013/12/java-strings/)轉換為[`ArrayList`](https://beginnersbook.com/2013/12/java-arraylist/)。轉換的步驟如下: ![Java - Convert String to ArrayList](https://img.kancloud.cn/e4/3c/e43cfb6c3384d85a2281fe2a533bfc5b_494x239.jpg) 1)首先使用[`String split()`方法](https://beginnersbook.com/2013/12/java-string-split-method-example/)分割字符串,并將子字符串分配給字符串數組。我們可以根據任何字符,表達式等拆分字符串。 2)創建[`ArrayList`](https://beginnersbook.com/2013/12/java-arraylist/)并使用`Arrays.asList()`方法將字符串數組的元素復制到新創建的`ArrayList`。此方法返回基于指定數組的元素創建的列表。 ## 將`String`轉換為`ArrayList`的程序 在這個 [java 程序](https://beginnersbook.com/2017/09/java-examples/)中,我們有一個字符串,其中包含一些帶分隔符的數字作為逗號(`,`)。我們基于分隔符拆分字符串,然后將這些數字分配給字符串數組。 稍后我們使用`Arrays`的`asList()`方法將字符串數組的所有元素復制到`ArrayList`。 ```java import java.util.ArrayList; import java.util.List; import java.util.Arrays; public class JavaExample { public static void main(String args[]){ String num = "22,33,44,55,66,77"; String str[] = num.split(","); List<String> al = new ArrayList<String>(); al = Arrays.asList(str); for(String s: al){ System.out.println(s); } } } ``` **輸出:** ```java 22 33 44 55 66 77 ``` **注意:**在上面的例子中,分隔符是逗號但是我們可以根據任何分隔符分割字符串。例如 - 如果字符串是`"hello hi namaste bye"`,那么我們可以使用空格作為分隔符來拆分字符串,如下所示 - ```java Here we have provided whitespace as delimiter String str[] = num.split(" "); ```
                  <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