<div class="search-box">
    <form name="searchForm" novalidate ng-keyup="applyGlobalSearch()">
        <button class="btn" type="submit" ng-disabled="searchForm.$invalid"><i class="fa fa-search"></i></button>
        <input type="text" class="form-control" autocomplete="off" maxlength="128" name="searchTerm" ng-model="globalSearchTerm" placeholder="搜索" />
     </form>
</div>

self.applyGlobalSearch = function(){
    var term = self.globalSearchTerm;
    self.volumesTable.filter({$:term});
  };