inputFocus(){
this.$nextTick(function () {
this.$refs.customerInput.$el.querySelector(‘input‘).focus();
});
},
1.组件
<el-button @click="inputFocus">聚焦按钮</el-button> <el-input ref="customerInput" v-model="form.num" @blur="blurSearchFor"></el-input>
原文：https://www.cnblogs.com/dyy-dida/p/11276471.html