src/utils/variables.js

export default {
  /* 是否手机号码*/
  isPhone: function(rule, value, callback) {
    const reg = /^[1][3,4,5,7,8][0-9]{9}$/;
    if (value == "" || value == undefined || value == null) {
      callback();
    } else {
      if ((!reg.test(value)) && value != "") {
        callback(new Error("请输入正确的电话号码"));
      } else {
        callback();
      }
    }
  }
};