vue删除数组里键值重复的对象

    deteleObject(obj) {
      var uniques = [];
      var stringify = {};
      for (var i = 0; i < obj.length; i++) {
        var keys = Object.keys(obj[i]);
        keys.sort(function(a, b) {
          return Number(a) - Number(b);
        });
        var str = "";
        for (var j = 0; j < keys.length; j++) {
          str += JSON.stringify(keys[j]);
          str += JSON.stringify(obj[i][keys[j]]);
        }
        if (!stringify.hasOwnProperty(str)) {
          uniques.push(obj[i]);
          stringify[str] = true;
        }
      }
      uniques = uniques;
      return uniques;
    }

    console.log(this.deteleObject(data));