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class="articleInfo" data-v-06970110><ul class="breadcrumbs" data-v-06970110><li data-v-06970110><a href="/blog/" title="首页" class="iconfont icon-home router-link-active" data-v-06970110></a></li> <li data-v-06970110><a href="/blog/note/vue/#《Vue》笔记" data-v-06970110>《Vue》笔记</a></li><li data-v-06970110><a href="/blog/note/vue/#组件" data-v-06970110>组件</a></li></ul> <div class="info" data-v-06970110><div title="作者" class="author iconfont icon-touxiang" data-v-06970110><a href="https://github.com/heBody" target="_blank" title="作者" class="beLink" data-v-06970110>heBody</a></div> <div title="创建时间" class="date iconfont icon-riqi" data-v-06970110><a href="javascript:;" data-v-06970110>2020-02-04</a></div> <!----></div></div></div> <!----> <div class="content-wrapper"><!----> <h1><img src="data:image/png;base64,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">兄弟组件传值<!----></h1> <div class="theme-vdoing-content content__default"><h1 id="兄弟组件传值"><a href="#兄弟组件传值" class="header-anchor">#</a> 兄弟组件传值</h1> <p>子组件1中把值传到父组件,父组件获取值传入子组件2</p> <p>父组件：</p> <div class="language-js line-numbers-mode"><pre class="language-js"><code><span class="token operator"><</span>子组件<span class="token number">1</span> @方法名x<span class="token operator">=</span><span class="token string">"方法名y"</span><span class="token operator">></span><span class="token operator"><</span><span class="token operator">/</span>子组件<span class="token number">1</span><span class="token operator">></span>
- <span class="token operator"><</span>子组件<span class="token number">2</span> <span class="token operator">:</span>值名称x<span class="token operator">=</span><span class="token string">"值x"</span><span class="token operator">></span><span class="token operator"><</span><span class="token operator">/</span>子组件<span class="token number">2</span> <span class="token operator">></span>
- <span class="token function">data</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
- <span class="token keyword">return</span> <span class="token punctuation">{</span>
- <span class="token literal-property property">值x</span><span class="token operator">:</span> <span class="token string">''</span>
- <span class="token punctuation">}</span>
- <span class="token punctuation">}</span><span class="token punctuation">,</span>
- <span class="token literal-property property">methods</span><span class="token operator">:</span> <span class="token punctuation">{</span>
- <span class="token function">方法名y</span><span class="token punctuation">(</span><span class="token parameter">值</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
- <span class="token keyword">this</span><span class="token punctuation">.</span>值x <span class="token operator">=</span> 值
- <span class="token punctuation">}</span>
- <span class="token punctuation">}</span>
- </code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br><span class="line-number">7</span><br><span class="line-number">8</span><br><span class="line-number">9</span><br><span class="line-number">10</span><br><span class="line-number">11</span><br><span class="line-number">12</span><br><span class="line-number">13</span><br><span class="line-number">14</span><br><span class="line-number">15</span><br></div></div><p>子组件1：</p> <div class="language-js line-numbers-mode"><pre class="language-js"><code><span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">$emit</span><span class="token punctuation">(</span><span class="token string">'方法名x'</span><span class="token punctuation">,</span> 值<span class="token punctuation">)</span> <span class="token comment">// 传出值</span>
- </code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br></div></div><p>子组件2：</p> <div class="language-js line-numbers-mode"><pre class="language-js"><code><span class="token literal-property property">props</span><span class="token operator">:</span> <span class="token punctuation">{</span>
- <span class="token literal-property property">值名称x</span><span class="token operator">:</span> <span class="token punctuation">{</span> <span class="token comment">// 接收父组件传入值</span>
- <span class="token literal-property property">type</span><span class="token operator">:</span> String<span class="token punctuation">,</span>
- <span class="token keyword">default</span><span class="token operator">:</span> <span class="token string">''</span>
- <span class="token punctuation">}</span>
- <span class="token punctuation">}</span>
- </code></pre> <div class="line-numbers-wrapper"><span class="line-number">1</span><br><span class="line-number">2</span><br><span class="line-number">3</span><br><span class="line-number">4</span><br><span class="line-number">5</span><br><span class="line-number">6</span><br></div></div></div></div> <div class="page-edit"><div class="edit-link"><a href="https://github.com/heBody/blog/edit/master/docs/《Vue》笔记/02.组件/60.兄弟组件传值.md" target="_blank" rel="noopener noreferrer">编辑</a> <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></div> <div class="tags"><a href="/blog/tags/?tag=Vue" title="标签">#Vue</a></div> <div class="last-updated"><span class="prefix">上次更新:</span> <span class="time">2022/12/14, 19:36:42</span></div></div> <div class="page-nav-wapper"><div class="page-nav-centre-wrap"><a href="/blog/pages/9651417d08d1779d/" class="page-nav-centre page-nav-centre-prev"><div class="tooltip">自定义事件</div></a> <a href="/blog/pages/d408e64f666f146d/" class="page-nav-centre page-nav-centre-next"><div class="tooltip">非父子组件传值</div></a></div> <div class="page-nav"><p class="inner"><span class="prev">
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