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                [TOC] ### **1. v-bind用于給HTML標簽設置屬性** ``` v-bind:html屬性="vue中data屬性" ``` **或簡寫成** ``` :屬性="data屬性" ``` 例如: ~~~ <!--<div v-bind:titles='title1'>123</div>--> <div :titles='title1'>123</div> <!--簡寫形式--> <script> new Vue({ el:"#root", data:{ title1:"v-bind對應的屬性值", content:"Please enter your name" } }) </script> ~~~ ## **:符號表示傳的值是變量,不加這個符號表示傳的就是字面量** 所以,也可以直接這樣寫(去掉:) ``` <div titles="v-bind對應的屬性值">123</div> ``` html頁面渲染如下 ![](https://img.kancloud.cn/19/2b/192bc11cd95281c3f554e6798b9a0c9d_365x57.png) ### **2. 字符串拼接** ``` <span :text=' "we" + 1 '>使用</span> ``` 會渲染成: ``` <span text='we1'>使用</span> ``` 所以,要想在v-bind指令中使用字符串拼接,只需要結合引號即可。 ### **3. 運算** ``` <div :text='1 + 2'>test</div> ``` 渲染成: ``` <div text="3">test</div> ``` 1 ### **4. 調用vue函數** ``` <div :text='getText()'>test</div> ``` ~~~ methods:{ getText: function() { return "functions" } } ~~~ 渲染成 ``` <div text="functions">test</div> ```
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