平常心待非常事 發表於 2019-6-20 14:34:00

uni-app,v-for时 block 和 view 的使用

<h1>uni-app,v-for时 block 和 view 的使用</h1>
<div class="cnblogs_code">
<pre><span style="color: rgba(0, 128, 128, 1)"> 1</span> <span style="color: rgba(0, 0, 255, 1)">&lt;</span><span style="color: rgba(128, 0, 0, 1)">template</span><span style="color: rgba(0, 0, 255, 1)">&gt;</span>
<span style="color: rgba(0, 128, 128, 1)"> 2</span>   <span style="color: rgba(0, 0, 255, 1)">&lt;</span><span style="color: rgba(128, 0, 0, 1)">view</span><span style="color: rgba(0, 0, 255, 1)">&gt;</span>
<span style="color: rgba(0, 128, 128, 1)"> 3</span>         <span style="color: rgba(0, 0, 255, 1)">&lt;</span><span style="color: rgba(128, 0, 0, 1)">view </span><span style="color: rgba(255, 0, 0, 1)">v-for</span><span style="color: rgba(0, 0, 255, 1)">="stuObj in studentArry"</span><span style="color: rgba(0, 0, 255, 1)">&gt;</span>
<span style="color: rgba(0, 128, 128, 1)"> 4</span>             <span style="color: rgba(0, 0, 255, 1)">&lt;</span><span style="color: rgba(128, 0, 0, 1)">view</span><span style="color: rgba(0, 0, 255, 1)">&gt;</span>姓名: {{ stuObj.name}} , 年龄: {{ stuObj.age}}<span style="color: rgba(0, 0, 255, 1)">&lt;/</span><span style="color: rgba(128, 0, 0, 1)">view</span><span style="color: rgba(0, 0, 255, 1)">&gt;</span>
<span style="color: rgba(0, 128, 128, 1)"> 5</span>             <span style="color: rgba(0, 0, 255, 1)">&lt;</span><span style="color: rgba(128, 0, 0, 1)">view</span><span style="color: rgba(0, 0, 255, 1)">&gt;</span>
<span style="color: rgba(0, 128, 128, 1)"> 6</span> <span style="color: rgba(0, 0, 0, 1)">                擅长技能:
</span><span style="color: rgba(0, 128, 128, 1)"> 7</span>             <span style="color: rgba(0, 128, 0, 1)">&lt;!--</span><span style="color: rgba(0, 128, 0, 1)">       双层循环 sk in stuObj.skill 就像stuObj in studentArry 一样,
</span><span style="color: rgba(0, 128, 128, 1)"> 8</span> <span style="color: rgba(0, 128, 0, 1)">                  只不过 sk in stuObj.skill 是在 stuObj in studentArry 之中 </span><span style="color: rgba(0, 128, 0, 1)">--&gt;</span>
<span style="color: rgba(0, 128, 128, 1)"> 9</span>               <span style="color: rgba(0, 0, 255, 1)">&lt;</span><span style="color: rgba(128, 0, 0, 1)">view</span><span style="color: rgba(0, 0, 255, 1)">&gt;</span>
<span style="color: rgba(0, 128, 128, 1)">10</span>                     <span style="color: rgba(0, 128, 0, 1)">&lt;!--</span><span style="color: rgba(0, 128, 0, 1)"> &lt;view v-for="sk in stuObj.skill"&gt;
</span><span style="color: rgba(0, 128, 128, 1)">11</span> <span style="color: rgba(0, 128, 0, 1)">                        {{ sk }}
</span><span style="color: rgba(0, 128, 128, 1)">12</span> <span style="color: rgba(0, 128, 0, 1)">                  &lt;/view&gt; </span><span style="color: rgba(0, 128, 0, 1)">--&gt;</span>
<span style="color: rgba(0, 128, 128, 1)">13</span>                     
<span style="color: rgba(0, 128, 128, 1)">14</span>                     <span style="color: rgba(0, 128, 0, 1)">&lt;!--</span><span style="color: rgba(0, 128, 0, 1)"> block 使 技能不换行,否则用 view的话默认 唱,跳,rap 是三行 ,用 block 的话是一行 </span><span style="color: rgba(0, 128, 0, 1)">--&gt;</span>
<span style="color: rgba(0, 128, 128, 1)">15</span>                     <span style="color: rgba(0, 0, 255, 1)">&lt;</span><span style="color: rgba(128, 0, 0, 1)">block </span><span style="color: rgba(255, 0, 0, 1)">v-for</span><span style="color: rgba(0, 0, 255, 1)">="sk in stuObj.skill"</span><span style="color: rgba(0, 0, 255, 1)">&gt;</span>
<span style="color: rgba(0, 128, 128, 1)">16</span> <span style="color: rgba(0, 0, 0, 1)">                        {{ sk }},
</span><span style="color: rgba(0, 128, 128, 1)">17</span>                     <span style="color: rgba(0, 0, 255, 1)">&lt;/</span><span style="color: rgba(128, 0, 0, 1)">block</span><span style="color: rgba(0, 0, 255, 1)">&gt;</span>
<span style="color: rgba(0, 128, 128, 1)">18</span>               <span style="color: rgba(0, 0, 255, 1)">&lt;/</span><span style="color: rgba(128, 0, 0, 1)">view</span><span style="color: rgba(0, 0, 255, 1)">&gt;</span>
<span style="color: rgba(0, 128, 128, 1)">19</span>             <span style="color: rgba(0, 0, 255, 1)">&lt;/</span><span style="color: rgba(128, 0, 0, 1)">view</span><span style="color: rgba(0, 0, 255, 1)">&gt;</span>
<span style="color: rgba(0, 128, 128, 1)">20</span>         <span style="color: rgba(0, 0, 255, 1)">&lt;/</span><span style="color: rgba(128, 0, 0, 1)">view</span><span style="color: rgba(0, 0, 255, 1)">&gt;</span>
<span style="color: rgba(0, 128, 128, 1)">21</span>   <span style="color: rgba(0, 0, 255, 1)">&lt;/</span><span style="color: rgba(128, 0, 0, 1)">view</span><span style="color: rgba(0, 0, 255, 1)">&gt;</span>   
<span style="color: rgba(0, 128, 128, 1)">22</span> <span style="color: rgba(0, 0, 255, 1)">&lt;/</span><span style="color: rgba(128, 0, 0, 1)">template</span><span style="color: rgba(0, 0, 255, 1)">&gt;</span>
<span style="color: rgba(0, 128, 128, 1)">23</span>
<span style="color: rgba(0, 128, 128, 1)">24</span> <span style="color: rgba(0, 0, 255, 1)">&lt;</span><span style="color: rgba(128, 0, 0, 1)">script</span><span style="color: rgba(0, 0, 255, 1)">&gt;</span>
<span style="color: rgba(0, 128, 128, 1)">25</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">    export </span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 255, 1)">default</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)"> {
</span><span style="color: rgba(0, 128, 128, 1)">26</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">      data() {
</span><span style="color: rgba(0, 128, 128, 1)">27</span>             <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 255, 1)">return</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)"> {
</span><span style="color: rgba(0, 128, 128, 1)">28</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                studentArry: [
</span><span style="color: rgba(0, 128, 128, 1)">29</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                  {
</span><span style="color: rgba(0, 128, 128, 1)">30</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                        name: </span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">'</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">小明</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">'</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">,
</span><span style="color: rgba(0, 128, 128, 1)">31</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                        age: </span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">18</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">,
</span><span style="color: rgba(0, 128, 128, 1)">32</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                        skill: [</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">"</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">唱</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">"</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">, </span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">"</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">跳</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">"</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">, </span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">"</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">rap</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">"</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">]
</span><span style="color: rgba(0, 128, 128, 1)">33</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                  },
</span><span style="color: rgba(0, 128, 128, 1)">34</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                  {
</span><span style="color: rgba(0, 128, 128, 1)">35</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                        name: </span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">'</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">小红</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">'</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">,
</span><span style="color: rgba(0, 128, 128, 1)">36</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                        age: </span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">19</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">,
</span><span style="color: rgba(0, 128, 128, 1)">37</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                        skill: [</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">"</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">唱</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">"</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">]
</span><span style="color: rgba(0, 128, 128, 1)">38</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                  },
</span><span style="color: rgba(0, 128, 128, 1)">39</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                  {
</span><span style="color: rgba(0, 128, 128, 1)">40</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                        name: </span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">'</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">小李</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">'</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">,
</span><span style="color: rgba(0, 128, 128, 1)">41</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                        age: </span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">17</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">,
</span><span style="color: rgba(0, 128, 128, 1)">42</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                        skill: [</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">"</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">跳</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">"</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">]
</span><span style="color: rgba(0, 128, 128, 1)">43</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                  },
</span><span style="color: rgba(0, 128, 128, 1)">44</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                  {
</span><span style="color: rgba(0, 128, 128, 1)">45</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                        name: </span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">'</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">小莉</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">'</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">,
</span><span style="color: rgba(0, 128, 128, 1)">46</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                        age: </span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">18</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">,
</span><span style="color: rgba(0, 128, 128, 1)">47</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                        skill: [</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">"</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">rap</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">"</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">]
</span><span style="color: rgba(0, 128, 128, 1)">48</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                  },
</span><span style="color: rgba(0, 128, 128, 1)">49</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                  {
</span><span style="color: rgba(0, 128, 128, 1)">50</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                        name: </span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">'</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">小美</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">'</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">,
</span><span style="color: rgba(0, 128, 128, 1)">51</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                        age: </span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">18</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">,
</span><span style="color: rgba(0, 128, 128, 1)">52</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                        skill: [</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">"</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">跳</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">"</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">, </span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">"</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">rap</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">"</span><span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">]
</span><span style="color: rgba(0, 128, 128, 1)">53</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                  }
</span><span style="color: rgba(0, 128, 128, 1)">54</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">                ]
</span><span style="color: rgba(0, 128, 128, 1)">55</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">            }
</span><span style="color: rgba(0, 128, 128, 1)">56</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">      },
</span><span style="color: rgba(0, 128, 128, 1)">57</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">      methods: {
</span><span style="color: rgba(0, 128, 128, 1)">58</span>            
<span style="color: rgba(0, 128, 128, 1)">59</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">      }
</span><span style="color: rgba(0, 128, 128, 1)">60</span> <span style="background-color: rgba(245, 245, 245, 1); color: rgba(0, 0, 0, 1)">    }
</span><span style="color: rgba(0, 128, 128, 1)">61</span> <span style="color: rgba(0, 0, 255, 1)">&lt;/</span><span style="color: rgba(128, 0, 0, 1)">script</span><span style="color: rgba(0, 0, 255, 1)">&gt;</span>
<span style="color: rgba(0, 128, 128, 1)">62</span>
<span style="color: rgba(0, 128, 128, 1)">63</span> <span style="color: rgba(0, 0, 255, 1)">&lt;</span><span style="color: rgba(128, 0, 0, 1)">style</span><span style="color: rgba(0, 0, 255, 1)">&gt;</span>
<span style="color: rgba(0, 128, 128, 1)">64</span>
<span style="color: rgba(0, 128, 128, 1)">65</span> <span style="color: rgba(0, 0, 255, 1)">&lt;/</span><span style="color: rgba(128, 0, 0, 1)">style</span><span style="color: rgba(0, 0, 255, 1)">&gt;</span></pre>
</div>
<p>&nbsp;</p>
<h4>&nbsp;使用view时的效果&nbsp;&nbsp;</h4>
<p>&nbsp; &nbsp; 自带换行的效果</p>
<p><img src="https://img2018.cnblogs.com/blog/1709882/201906/1709882-20190620143130467-952183155.png"></p>
<p>&nbsp;</p>
<h4>使用block时的效果</h4>
<p>&nbsp; &nbsp;取消换行的效果</p>
<p><img src="https://img2018.cnblogs.com/blog/1709882/201906/1709882-20190620143247350-910338057.png"></p><br><br>
来源:https://www.cnblogs.com/wo1ow1ow1/p/11058571.html
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