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    data() {
         const equalToPassword = (rule, value, callback) => {
         if (this.user.newPassword !== value) {
           callback(new Error("两次输入的密码不一致"));      } else {
           callback();      }    };    return {
         // 版本号      version: "3.2.1",      dialogTableVisible: false,      currentUser:{
   },      currentUserId:undefined,      user: {
           newPassword: undefined,        confirmPassword: undefined      },  // 表单校验      rules: {
           newPassword: [          {
    required: true, message: "新密码不能为空", trigger: "blur" },          {
    min: 8, max: 12, message: "长度在 8 到 12个字符", trigger: "blur" }        ],        confirmPassword: [          {
    required: true, message: "确认密码不能为空", trigger: "blur" },          {
    required: true, validator: equalToPassword, trigger: "blur" }        ]      }

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