小编sha*_*eet的帖子

我正在尝试显示类别的tableview,每个类别都有自己的类别集.

例如,主要类别是食品,娱乐,娱乐,在餐桌的食品部分,墨西哥食品,亚洲食品等显示在该部分下.

但是,我遇到了这个错误:

无法下标'[(String)]类型的值？' 索引类型为'Int'

这是我的代码:

var categoryDictionary = [String:[String]]();
var categoriesList = ["Food", "Entertainment", "Recreation", "Shopping", "Transport", "Post Office"]
var foodCategories = [String]();
var entertainmentCategories = [String]();
var recreationCategories = [String]();
var shoppingCategories = [String]();
var transportCategories = [String]();
var lodgingCategories = [String]();
var librariesCategories = [String]();
var banksCategories = [String]();
var postOfficeCategories = [String]();

这里只是一个附加到数组并将"Food"的键值添加到foodCategory数组的示例

func setupCategoryFood() {
    var asianFood = "Asian Food"
    var mexicanFood = "Mexican Food"
    var fastFood = "Fast Food"
    var MiddleEasternFood = "Middle Eastern …