let reg = /^[1-9]\d{5}(18|19|20|(3\d))\d{2}((0[1-9])|(1[0-2]))(([0-2][1-9])|10|20|30|31)\d{3}[0-9Xx]$/ if (reg.test(this.dataForm.visitorCode) === false) { this.$message.error('请输入合法的证件号') return }