初学element-ui，如何给el-input设置默认值

Question

<el-form
 :inline="true"
 v-if="addReceivablesVisible"
 :model="addReceivables"
 ref="addReceivablesRef"
 class="demo-form-inline my-el-form"
>
 <div v-if="index == addReceivables.domains.length-1"
 v-for="(receivablesItem,index) in addReceivables.domains"
 :key="index"
 >
 <el-form-item label
 style="width:130px;"
 :prop="'domains.'+index+'.name'"
 :rules="{ required: true, message: '请选择费用名称', trigger: 'change' }"
 >
 <el-select v-model="receivablesItem.name" size="small" placeholder="请选择">
 <el-option v-for="item in priceTypeList"
 :key="item.id"
 :label="item.name"
 :value="item.name"
 />
 </el-select> </el-form-item> <el-form-item label
 :prop="'domains.'+index+'.receipts'"
 :rules="{ type: 'number', required: true, message: '金额必须为数字值'}"
 >
 <el-input-number v-model.number="receivablesItem.receipts"
 style="width:125px;"
 class="my-el-input-number"
 :controls="false"
 precision="2"
 :min="1"
 :max="100000"
 size="small"
 />
 </el-form-item> <!-- <el-form-item
 label :prop="'domains.'+index+'.discounts'" :rules="{ type: 'number', required: true, message: '金额必须为数字值'}" > <el-input-number v-model.number="receivablesItem.discounts"         class="my-el-input-number"
 :controls="false" precision="2" :min="0" :max="100000" size="small" /> </el-form-item> --> <el-form-item
 label
 style="width:120px;"
 :prop="'domains.'+index+'.way'"
 :rules="{ required: true, message: '请选择收费方式', trigger: 'change' }"
 >
 <el-select v-model="receivablesItem.way" size="small" placeholder="请选择">
 <el-option v-for="item in wayList"
 :key="item.id"
 :label="item.name"
 :value="item.code"
 />
 </el-select> </el-form-item> <el-form-item label
 style="width:120px;"
 :prop="'domains.'+index+'.remarks'"
 :rules="{ min: 0, max: 100, message: '备注为100字以内', trigger: 'blur' }"
 >
 <el-input v-model="receivablesItem.remarks" size="small" placeholder="请输入"/>
 </el-form-item> <el-form-item label style="width:90px;text-align: center;">
 <el-button type="text"
 style="color:#47b579;"
 @click.prevent="submitAddReceivables('addReceivablesRef',receivablesItem)"
 >确认
      </el-button>
 </el-form-item> </div></el-form>

<div v-if="index == addReceivables.domains.length-1"
v-for="(receivablesItem,index) in addReceivables.domains"
:key="index"
>

<el-input v-model="receivablesItem.remarks" size="small" placeholder="请输入"/>

根据缓存，如何给el-input设置一个默认的值
这个el-input是el-form里面的，外面还有个轮询

Answer 1

v-model是双向绑定，直接给值即可：

data() {
    reutrn {
        receivablesItem: {
            remarks: 123
        }
    }
}


this.receivablesItem.remarks = 123

Answer 2

就是用v-model啊

Answer 3

v-model 可以给input赋值