共3个声明方法
var users: [Users] = []
var adminUsers = [Users]()
var mapperUsers: [Users]? //optional类型
删除数组
arr.removeObjectAtIndex(1)
arr.removeAllObjects()
共3个声明方法
var users: [Users] = []
var adminUsers = [Users]()
var mapperUsers: [Users]? //optional类型
删除数组
arr.removeObjectAtIndex(1)
arr.removeAllObjects()