过滤字段小技巧

$scope.changeWordLists = ->
        find_word = $.trim($scope.find_word.toLowerCase())

        if find_word.length == 0
            return $scope.words_for_show = words

        find_word = find_word.split(/\s+/g)
        words_for_show = []
        for word in (words or [])
            name = word.name.toLowerCase()
            if name.indexOf($scope.find_word) > -1
                words_for_show.push word

        $scope.words_for_show = words_for_show