Element Input输入框的使用方法

<el-input
  placeholder="请选择日期"
  suffix-icon="el-icon-date"
  v-model="input2">
 </el-input>
 <el-input
  placeholder="请输入内容"
  prefix-icon="el-icon-search"
  v-model="input21">
 </el-input> 

  <el-input
  placeholder="请选择日期"
  v-model="input22">
  <i slot="suffix" class="el-input__icon el-icon-date"></i>
 </el-input>
 <el-input
  placeholder="请输入内容"
  v-model="input23">
  <i slot="prefix" class="el-input__icon el-icon-search"></i>
 </el-input> 

<div>
 <el-input placeholder="请输入内容" v-model="input3">
  <template slot="prepend">Http://</template>
 </el-input>
</div>
<div>
 <el-input placeholder="请输入内容" v-model="input4">
  <template slot="append">.com</template>
 </el-input>
</div>
<div>
 <el-input placeholder="请输入内容" v-model="input5" class="input-with-select">
  <el-select v-model="select" slot="prepend" placeholder="请选择">
   <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="el-icon-search"></el-button>
 </el-input>
</div> 

<el-autocomplete
   class="inline-input"
   v-model="state1"
   :fetch-suggestions="querySearch"
   placeholder="请输入内容"
   @select="handleSelect"
  ></el-autocomplete>

<el-autocomplete
 popper-class="my-autocomplete"
 v-model="state2"
 :fetch-suggestions="querySearch"
 placeholder="请输入内容"
 @select="handleSelect">
 <i
  class="el-icon-edit el-input__icon"
  slot="suffix"
  @click="handleIconClick">
 </i>
 <template slot-scope="props">
  <div class="name">{{ props.item.value }}</div>
  <span class="addr">{{ props.item.address }}</span>
 </template>
</el-autocomplete>