element/examples/docs/input.md
2016-09-13 10:23:24 +08:00

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Input 输入框

通过鼠标或键盘输入字符

基础用法

::: demo

<el-input
  placeholder="请输入内容"
  v-model="input">
</el-input>

:::

禁用状态

::: demo 通过 disabled 属性指定是否禁用 input 组件

<el-input
  placeholder="请输入内容"
  v-model="input1"
  :disabled="true">
</el-input>

:::

带 icon 的输入框

带有图标标记输入类型

::: demo 可以通过 icon 属性在 input 组件尾部增加显示图标。

<el-input
  placeholder="请选择日期"
  icon="time"
  v-model="input2">
</el-input>

:::

文本域

可调整大小,用于输入多行文本信息

::: demo 通过将 type 属性的值指定为 textarea。

<el-input
  type="textarea"
  v-model="textarea">
</el-input>

:::

复合型输入框

可前置或后置元素,一般为标签或按钮

::: demo 可通过 slot 来指定在 input 中前置或者后置内容。

<el-input placeholder="请输入内容" v-model="input3">
  <template slot="prepend">Http://</template>
</el-input>
<el-input placeholder="请输入内容" v-model="input4">
  <template slot="append">.com</template>
</el-input>
<el-input placeholder="请输入内容" v-model="input5" style="width: 300px;">
  <el-select v-model="select" slot="prepend">
    <el-option label="餐厅名" value="1"></el-option>
    <el-option label="订单号" value="2"></el-option>
    <el-option label="用户电话" value="3"></el-option>
  </el-select>
  <el-button slot="append" icon="search"></el-button>
</el-input>

:::

尺寸

::: demo 可通过 size 属性指定输入框的尺寸,除了默认的大小外,还提供了 large、small 和 mini 三种尺寸。

<div class="inline-input">
  <el-input
    size="large"
    placeholder="请输入内容"
    v-model="input6">
  </el-input>
  <el-input
    placeholder="请输入内容"
    v-model="input7">
  </el-input>
  <el-input
    size="small"
    placeholder="请输入内容"
    v-model="input8">
  </el-input>
  <el-input
    size="mini"
    placeholder="请输入内容"
    v-model="input9">
  </el-input>
</div>

:::

带输入建议

根据输入内容提供对应的输入建议

::: demo autocomplete 是一个可带输入建议的输入框组件,fetch-suggestions 是一个返回输入建议的方法属性,如 querySearch(queryString, cb),在该方法中你可以在你的输入建议数据准备好时通过 cb(data) 返回到 autocomplete 组件中。

<el-row class="inline-input border-grid">
  <el-col :span="12" class="tac">
    <div class="text">激活即列出输入建议</div>
    <el-autocomplete
      v-model="state1"
      :fetch-suggestions="querySearch"
      placeholder="请输入内容"
    ></el-autocomplete>
  </el-col>
  <el-col :span="12" class="tac">
    <div class="text">输入后匹配输入建议</div>
    <el-autocomplete
      v-model="state2"
      :fetch-suggestions="querySearch"
      placeholder="请输入内容"
      :trigger-on-focus="false"
    ></el-autocomplete>
  </el-col>
</el-row>
<script>
  export default {
    data() {
      return {
        restaurants: [],
        state1: '',
        state2: ''
      };
    },
    methods: {
      querySearch(queryString, cb) {
        var restaurants = this.restaurants;
        var results = queryString ? restaurants.filter(this.createFilter(queryString)) : restaurants;
        // 调用 callback 返回建议列表的数据
        cb(results);
      },
      createFilter(queryString) {
        return (restaurant) => {
          return (restaurant.value.indexOf(queryString.toLowerCase()) === 0);
        };
      },
      loadAll() {
        return [
          { "value": "三全鲜食(北新泾店)", "address": "长宁区新渔路144号" },
          { "value": "Hot honey 首尔炸鸡(仙霞路)", "address": "上海市长宁区淞虹路661号" },
          { "value": "新旺角茶餐厅", "address": "上海市普陀区真北路988号创邑金沙谷6号楼113" },
          { "value": "泷千家(天山西路店)", "address": "天山西路438号" },
          { "value": "胖仙女纸杯蛋糕(上海凌空店)", "address": "上海市长宁区金钟路968号1幢18号楼一层商铺18-101" },
          { "value": "贡茶", "address": "上海市长宁区金钟路633号" },
          { "value": "豪大大香鸡排超级奶爸", "address": "上海市嘉定区曹安公路曹安路1685号" },
          { "value": "茶芝兰(奶茶,手抓饼)", "address": "上海市普陀区同普路1435号" },
          { "value": "十二泷町", "address": "上海市北翟路1444弄81号B幢-107" },
          { "value": "星移浓缩咖啡", "address": "上海市嘉定区新郁路817号" },
          { "value": "阿姨奶茶/豪大大", "address": "嘉定区曹安路1611号" },
          { "value": "新麦甜四季甜品炸鸡", "address": "嘉定区曹安公路2383弄55号" },
          { "value": "Monica摩托主题咖啡店", "address": "嘉定区江桥镇曹安公路2409号1F2383弄62号1F" },
          { "value": "浮生若茶凌空soho店", "address": "上海长宁区金钟路968号9号楼地下一层" },
          { "value": "NONO JUICE  鲜榨果汁", "address": "上海市长宁区天山西路119号" },
          { "value": "CoCo都可(北新泾店)", "address": "上海市长宁区仙霞西路" },
          { "value": "快乐柠檬(神州智慧店)", "address": "上海市长宁区天山西路567号1层R117号店铺" },
          { "value": "Merci Paul cafe", "address": "上海市普陀区光复西路丹巴路28弄6号楼819" },
          { "value": "猫山王(西郊百联店)", "address": "上海市长宁区仙霞西路88号第一层G05-F01-1-306" },
          { "value": "枪会山", "address": "上海市普陀区棕榈路" },
          { "value": "纵食", "address": "元丰天山花园(东门) 双流路267号" },
          { "value": "钱记", "address": "上海市长宁区天山西路" },
          { "value": "壹杯加", "address": "上海市长宁区通协路" },
          { "value": "唦哇嘀咖", "address": "上海市长宁区新泾镇金钟路999号2幢B幢第01层第1-02A单元" },
          { "value": "爱茜茜里(西郊百联)", "address": "长宁区仙霞西路88号1305室" },
          { "value": "爱茜茜里(近铁广场)", "address": "上海市普陀区真北路818号近铁城市广场北区地下二楼N-B2-O2-C商铺" },
          { "value": "鲜果榨汁(金沙江路和美广店)", "address": "普陀区金沙江路2239号金沙和美广场B1-10-6" },
          { "value": "开心丽果(缤谷店)", "address": "上海市长宁区威宁路天山路341号" },
          { "value": "超级鸡车(丰庄路店)", "address": "上海市嘉定区丰庄路240号" },
          { "value": "妙生活果园(北新泾店)", "address": "长宁区新渔路144号" },
          { "value": "香宜度麻辣香锅", "address": "长宁区淞虹路148号" },
          { "value": "凡仔汉堡(老真北路店)", "address": "上海市普陀区老真北路160号" },
          { "value": "港式小铺", "address": "上海市长宁区金钟路968号15楼15-105室" },
          { "value": "蜀香源麻辣香锅(剑河路店)", "address": "剑河路443-1" },
          { "value": "北京饺子馆", "address": "长宁区北新泾街道天山西路490-1号" },
          { "value": "饭典*新简餐凌空SOHO店", "address": "上海市长宁区金钟路968号9号楼地下一层9-83室" },
          { "value": "焦耳·川式快餐(金钟路店)", "address": "上海市金钟路633号地下一层甲部" },
          { "value": "动力鸡车", "address": "长宁区仙霞西路299弄3号101B" },
          { "value": "浏阳蒸菜", "address": "天山西路430号" },
          { "value": "四海游龙(天山西路店)", "address": "上海市长宁区天山西路" },
          { "value": "樱花食堂(凌空店)", "address": "上海市长宁区金钟路968号15楼15-105室" },
          { "value": "壹分米客家传统调制米粉(天山店)", "address": "天山西路428号" },
          { "value": "福荣祥烧腊(平溪路店)", "address": "上海市长宁区协和路福泉路255弄57-73号" },
          { "value": "速记黄焖鸡米饭", "address": "上海市长宁区北新泾街道金钟路180号1层01号摊位" },
          { "value": "红辣椒麻辣烫", "address": "上海市长宁区天山西路492号" },
          { "value": "(小杨生煎)西郊百联餐厅", "address": "长宁区仙霞西路88号百联2楼" },
          { "value": "阳阳麻辣烫", "address": "天山西路389号" },
          { "value": "南拳妈妈龙虾盖浇饭", "address": "普陀区金沙江路1699号鑫乐惠美食广场A13" }
        ];
      }
    },
    mounted() {
      this.restaurants = this.loadAll();
    }
  }
</script>

:::

自定义模板

可自定义输入建议的显示

::: demo

<el-autocomplete
  class="my-autocomplete"
  v-model="state3"
  :fetch-suggestions="querySearch"
  custom-item="my-item"
  placeholder="请输入内容"
></el-autocomplete>

<script>
  var Vue = require('vue');
  Vue.component('my-item', {
    functional: true,
    render: function (h, ctx) {
      var item = ctx.props.item;
      return h('li', ctx.data, [
        h('div', { attrs: { class: 'name' } }, [item.value]),
        h('span', { attrs: { class: 'addr' } }, [item.address])
      ]);
    },
    props: {
      item: { type: Object, required: true }
    }
  });
  export default {
    data() {
      return {
        restaurants: [],
        state3: ''
      };
    },
    methods: {
      querySearch(queryString, cb) {
        var restaurants = this.restaurants;
        var results = queryString ? restaurants.filter(this.createFilter(queryString)) : restaurants;
        // 调用 callback 返回建议列表的数据
        cb(results);
      },
      createFilter(queryString) {
        return (restaurant) => {
          return (restaurant.value.indexOf(queryString.toLowerCase()) === 0);
        };
      },
      loadAll() {
        return [
          { "value": "三全鲜食(北新泾店)", "address": "长宁区新渔路144号" },
          { "value": "Hot honey 首尔炸鸡(仙霞路)", "address": "上海市长宁区淞虹路661号" },
          { "value": "新旺角茶餐厅", "address": "上海市普陀区真北路988号创邑金沙谷6号楼113" },
          { "value": "泷千家(天山西路店)", "address": "天山西路438号" },
          { "value": "胖仙女纸杯蛋糕(上海凌空店)", "address": "上海市长宁区金钟路968号1幢18号楼一层商铺18-101" },
          { "value": "贡茶", "address": "上海市长宁区金钟路633号" },
          { "value": "豪大大香鸡排超级奶爸", "address": "上海市嘉定区曹安公路曹安路1685号" },
          { "value": "茶芝兰(奶茶,手抓饼)", "address": "上海市普陀区同普路1435号" },
          { "value": "十二泷町", "address": "上海市北翟路1444弄81号B幢-107" },
          { "value": "星移浓缩咖啡", "address": "上海市嘉定区新郁路817号" },
          { "value": "阿姨奶茶/豪大大", "address": "嘉定区曹安路1611号" },
          { "value": "新麦甜四季甜品炸鸡", "address": "嘉定区曹安公路2383弄55号" },
          { "value": "Monica摩托主题咖啡店", "address": "嘉定区江桥镇曹安公路2409号1F2383弄62号1F" },
          { "value": "浮生若茶凌空soho店", "address": "上海长宁区金钟路968号9号楼地下一层" },
          { "value": "NONO JUICE  鲜榨果汁", "address": "上海市长宁区天山西路119号" },
          { "value": "CoCo都可(北新泾店)", "address": "上海市长宁区仙霞西路" },
          { "value": "快乐柠檬(神州智慧店)", "address": "上海市长宁区天山西路567号1层R117号店铺" },
          { "value": "Merci Paul cafe", "address": "上海市普陀区光复西路丹巴路28弄6号楼819" },
          { "value": "猫山王(西郊百联店)", "address": "上海市长宁区仙霞西路88号第一层G05-F01-1-306" },
          { "value": "枪会山", "address": "上海市普陀区棕榈路" },
          { "value": "纵食", "address": "元丰天山花园(东门) 双流路267号" },
          { "value": "钱记", "address": "上海市长宁区天山西路" },
          { "value": "壹杯加", "address": "上海市长宁区通协路" },
          { "value": "唦哇嘀咖", "address": "上海市长宁区新泾镇金钟路999号2幢B幢第01层第1-02A单元" },
          { "value": "爱茜茜里(西郊百联)", "address": "长宁区仙霞西路88号1305室" },
          { "value": "爱茜茜里(近铁广场)", "address": "上海市普陀区真北路818号近铁城市广场北区地下二楼N-B2-O2-C商铺" },
          { "value": "鲜果榨汁(金沙江路和美广店)", "address": "普陀区金沙江路2239号金沙和美广场B1-10-6" },
          { "value": "开心丽果(缤谷店)", "address": "上海市长宁区威宁路天山路341号" },
          { "value": "超级鸡车(丰庄路店)", "address": "上海市嘉定区丰庄路240号" },
          { "value": "妙生活果园(北新泾店)", "address": "长宁区新渔路144号" },
          { "value": "香宜度麻辣香锅", "address": "长宁区淞虹路148号" },
          { "value": "凡仔汉堡(老真北路店)", "address": "上海市普陀区老真北路160号" },
          { "value": "港式小铺", "address": "上海市长宁区金钟路968号15楼15-105室" },
          { "value": "蜀香源麻辣香锅(剑河路店)", "address": "剑河路443-1" },
          { "value": "北京饺子馆", "address": "长宁区北新泾街道天山西路490-1号" },
          { "value": "饭典*新简餐凌空SOHO店", "address": "上海市长宁区金钟路968号9号楼地下一层9-83室" },
          { "value": "焦耳·川式快餐(金钟路店)", "address": "上海市金钟路633号地下一层甲部" },
          { "value": "动力鸡车", "address": "长宁区仙霞西路299弄3号101B" },
          { "value": "浏阳蒸菜", "address": "天山西路430号" },
          { "value": "四海游龙(天山西路店)", "address": "上海市长宁区天山西路" },
          { "value": "樱花食堂(凌空店)", "address": "上海市长宁区金钟路968号15楼15-105室" },
          { "value": "壹分米客家传统调制米粉(天山店)", "address": "天山西路428号" },
          { "value": "福荣祥烧腊(平溪路店)", "address": "上海市长宁区协和路福泉路255弄57-73号" },
          { "value": "速记黄焖鸡米饭", "address": "上海市长宁区北新泾街道金钟路180号1层01号摊位" },
          { "value": "红辣椒麻辣烫", "address": "上海市长宁区天山西路492号" },
          { "value": "(小杨生煎)西郊百联餐厅", "address": "长宁区仙霞西路88号百联2楼" },
          { "value": "阳阳麻辣烫", "address": "天山西路389号" },
          { "value": "南拳妈妈龙虾盖浇饭", "address": "普陀区金沙江路1699号鑫乐惠美食广场A13" }
        ];
      }
    },
    mounted() {
      this.restaurants = this.loadAll();
    }
  }
</script>

:::

远程搜索

从服务端搜索数据

::: demo

<el-autocomplete
  v-model="state4"
  :fetch-suggestions="querySearchAsync"
  placeholder="请输入内容"
></el-autocomplete>
<script>
  export default {
    data() {
      return {
        restaurants: [],
        state4: '',
        timeout:  null
      };
    },
    methods: {
      loadAll() {
        return [
          { "value": "三全鲜食(北新泾店)", "address": "长宁区新渔路144号" },
          { "value": "Hot honey 首尔炸鸡(仙霞路)", "address": "上海市长宁区淞虹路661号" },
          { "value": "新旺角茶餐厅", "address": "上海市普陀区真北路988号创邑金沙谷6号楼113" },
          { "value": "泷千家(天山西路店)", "address": "天山西路438号" },
          { "value": "胖仙女纸杯蛋糕(上海凌空店)", "address": "上海市长宁区金钟路968号1幢18号楼一层商铺18-101" },
          { "value": "贡茶", "address": "上海市长宁区金钟路633号" },
          { "value": "豪大大香鸡排超级奶爸", "address": "上海市嘉定区曹安公路曹安路1685号" },
          { "value": "茶芝兰(奶茶,手抓饼)", "address": "上海市普陀区同普路1435号" },
          { "value": "十二泷町", "address": "上海市北翟路1444弄81号B幢-107" },
          { "value": "星移浓缩咖啡", "address": "上海市嘉定区新郁路817号" },
          { "value": "阿姨奶茶/豪大大", "address": "嘉定区曹安路1611号" },
          { "value": "新麦甜四季甜品炸鸡", "address": "嘉定区曹安公路2383弄55号" },
          { "value": "Monica摩托主题咖啡店", "address": "嘉定区江桥镇曹安公路2409号1F2383弄62号1F" },
          { "value": "浮生若茶凌空soho店", "address": "上海长宁区金钟路968号9号楼地下一层" },
          { "value": "NONO JUICE  鲜榨果汁", "address": "上海市长宁区天山西路119号" },
          { "value": "CoCo都可(北新泾店)", "address": "上海市长宁区仙霞西路" },
          { "value": "快乐柠檬(神州智慧店)", "address": "上海市长宁区天山西路567号1层R117号店铺" },
          { "value": "Merci Paul cafe", "address": "上海市普陀区光复西路丹巴路28弄6号楼819" },
          { "value": "猫山王(西郊百联店)", "address": "上海市长宁区仙霞西路88号第一层G05-F01-1-306" },
          { "value": "枪会山", "address": "上海市普陀区棕榈路" },
          { "value": "纵食", "address": "元丰天山花园(东门) 双流路267号" },
          { "value": "钱记", "address": "上海市长宁区天山西路" },
          { "value": "壹杯加", "address": "上海市长宁区通协路" },
          { "value": "唦哇嘀咖", "address": "上海市长宁区新泾镇金钟路999号2幢B幢第01层第1-02A单元" },
          { "value": "爱茜茜里(西郊百联)", "address": "长宁区仙霞西路88号1305室" },
          { "value": "爱茜茜里(近铁广场)", "address": "上海市普陀区真北路818号近铁城市广场北区地下二楼N-B2-O2-C商铺" },
          { "value": "鲜果榨汁(金沙江路和美广店)", "address": "普陀区金沙江路2239号金沙和美广场B1-10-6" },
          { "value": "开心丽果(缤谷店)", "address": "上海市长宁区威宁路天山路341号" },
          { "value": "超级鸡车(丰庄路店)", "address": "上海市嘉定区丰庄路240号" },
          { "value": "妙生活果园(北新泾店)", "address": "长宁区新渔路144号" },
          { "value": "香宜度麻辣香锅", "address": "长宁区淞虹路148号" },
          { "value": "凡仔汉堡(老真北路店)", "address": "上海市普陀区老真北路160号" },
          { "value": "港式小铺", "address": "上海市长宁区金钟路968号15楼15-105室" },
          { "value": "蜀香源麻辣香锅(剑河路店)", "address": "剑河路443-1" },
          { "value": "北京饺子馆", "address": "长宁区北新泾街道天山西路490-1号" },
          { "value": "饭典*新简餐凌空SOHO店", "address": "上海市长宁区金钟路968号9号楼地下一层9-83室" },
          { "value": "焦耳·川式快餐(金钟路店)", "address": "上海市金钟路633号地下一层甲部" },
          { "value": "动力鸡车", "address": "长宁区仙霞西路299弄3号101B" },
          { "value": "浏阳蒸菜", "address": "天山西路430号" },
          { "value": "四海游龙(天山西路店)", "address": "上海市长宁区天山西路" },
          { "value": "樱花食堂(凌空店)", "address": "上海市长宁区金钟路968号15楼15-105室" },
          { "value": "壹分米客家传统调制米粉(天山店)", "address": "天山西路428号" },
          { "value": "福荣祥烧腊(平溪路店)", "address": "上海市长宁区协和路福泉路255弄57-73号" },
          { "value": "速记黄焖鸡米饭", "address": "上海市长宁区北新泾街道金钟路180号1层01号摊位" },
          { "value": "红辣椒麻辣烫", "address": "上海市长宁区天山西路492号" },
          { "value": "(小杨生煎)西郊百联餐厅", "address": "长宁区仙霞西路88号百联2楼" },
          { "value": "阳阳麻辣烫", "address": "天山西路389号" },
          { "value": "南拳妈妈龙虾盖浇饭", "address": "普陀区金沙江路1699号鑫乐惠美食广场A13" }
        ];
      },
      querySearchAsync(queryString, cb) {
        var restaurants = this.restaurants;
        var results = queryString ? restaurants.filter(this.createStateFilter(queryString)) : restaurants;

        clearTimeout(this.timeout);
        this.timeout = setTimeout(() => {
          cb(results);
        }, 3000 * Math.random());
      },
      createStateFilter(queryString) {
        return (state) => {
          return (state.value.indexOf(queryString.toLowerCase()) === 0);
        };
      }
    },
    mounted() {
      this.restaurants = this.loadAll();
    }
  };
</script>

:::

Input API

参数 说明 类型 可选值 默认值
type 同原生的 input 的 type 属性,如果为 textarea 则显示为 textarea string
value 绑定值 string, number
maxlength 最大输入长度 number
minlength 最小输入长度 number
placeholder 输入框占位文本 string
disabled 禁用 boolean false
size 输入框尺寸 string large, small, mini
icon 输入框尾部图标 string
number 指定model值为number类型 boolean false

Autocomplete API

参数 说明 类型 可选值 默认值
placeholder 输入框占位文本 string
disabled 禁用 boolean false
value 必填值输入绑定值 string
custom-item 通过该参数指定自定义的输入建议列表项的组件名 string
fetch-suggestions 返回输入建议的方法,仅当你的输入建议数据 resolve 时,通过调用 callback(data:[]) 来返回它 Function(queryString, callback)