element-ui
<el-form-item label="大于等于：">
<el-input @keyup.native="number" maxlength="3" v-model="form.days" placeholder="输入查询天数" class="input-with-select"></el-input><span> 天</span>
</el-form-item>
number(){
this.form.days=this.form.days.replace(/[^\.\d]/g,'');
this.form.days=this.form.days.replace('.','');
},
/*去掉type为number的箭头*/
input::-webkit-outer-spin-button, input::-webkit-inner-spin-button {
-webkit-appearance: none;
}
input[type="number"] {
-moz-appearance: textfield;
}