vb.net遍历request.form数组

Question

我将表单数据提交到我的页面

data[user][0][id] = 1
data[user][0][firstname] = "John"
data[user][0][lastname] = "Doe"
data[user][1][id] = 2
data[user][1][firstname] = "Karen"
data[user][1][lastname] = "Smith"

迭代这些值的最佳方法是什么？