效果如下：
html：
<input type="text" value="1" v-model="page.page_my_selected" @blur="onBlur">
js：
dara(){ ???return { ????????page:{page_my_selected:1} ???}}onBlur() { ?????if ( ???????this.page.page_my_selected == null || ???????this.page.page_my_selected == undefined || ???????this.page.page_my_selected == "" ?????) { ???????this.page.page_my_selected = 1; ?????} ?????let reg = /^\d+$/; ?????// 输入字符串 ?????if (!reg.test(this.page.page_my_selected)) { ???????if (reg.test(this.page.page_my_selected.substr(0, 1))) { ?????????this.page.page_my_selected = parseInt(this.page.page_my_selected); ???????} else { ?????????this.page.page_my_selected = 1; ???????} ?????} ?????/ ???/ console.log(reg.test(this.page.page_my_selected)) ???},vue.js实现自定义输入分页
原文地址：https://www.cnblogs.com/cap-rq/p/10294718.html