<el-input type="number" onkeyup="this.value=this.value.replace(/[^\d]/g,‘‘)" onafterpaste="this.value=this.value.replace(/[^\d]/g,‘‘) " value="1" v-if="diaTitle == ‘新增‘" :readonly="isModify" v-model="diaInfo.accountKey" /> <span v-else>{{diaInfo.accountKey}}</span>
原文：https://www.cnblogs.com/seanlxj/p/9629485.html