valid

const _ = this;
            const empty = (rule, value, callback) => {
                if (!value || value[0] === "") {
                    return callback(new Error('必填项'));
                } else {
                    callback();
                }
            };
            const emptyT1 = (rule, value, callback) => {
                if (this.formItem.st1 === "" || this.formItem.t1 === "") {
                    return callback(new Error('必填项'));
                } else {
                    callback();
                }
            };
            const emptyT2 = (rule, value, callback) => {
                if (this.formItem.st2 === "" || this.formItem.t2 === "") {
                    return callback(new Error('必填项'));
                } else {
                    callback();
                }
            };
            const emptyRoom = (rule, value, callback) => {
                if (_.formValidate.single_room === "" || _.formValidate.double_room === "") {
                    return callback(new Error('房间数量都不可为空，且取值为0~999'));
                } else {
                    callback();
                }
            };
            const emptyCompany = (rule, value, callback) => {
                if (!value || value[0] === "") {
                    return callback(new Error('请选择一家公司'));
                } else {
                    callback();
                }
            };
            const phone = (rule, value, callback) => {
                if (!/^(13[0-9]|14[579]|15[0-3,5-9]|16[6]|17[0135678]|18[0-9]|19[89])\d{8}$/.test(value)) {
                    callback(new Error('请输入正确的手机号'));
                } else {
                    callback();
                }
            };
            const email = (rule, value, callback) => {
                if (!/^([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+\.[a-zA-Z]{2,3}$/.test(value)) {
                    callback(new Error('请输入合法的邮箱'));
                } else {
                    callback();
                }
            };

address: [
                        {validator: empty, trigger: 'blur'},
                        {type: 'string', max: 30, message: '不能超过30个字符', trigger: 'blur'}
                    ],
                    time: [
                        {validator: empty, trigger: 'change'}
                    ],