追加数组我有与追加数组一个问题,你可以看到我的代码,我通过检查问题的路线并留空。 这里是我的代码:通过SWIFT 2
//
// ViewController.swift
// firer
//
// Created by mike matta on 06/01/2016.
// Copyright © 2016 Mikha Matta. All rights reserved.
//
import UIKit
import Firebase
class ViewController: UIViewController, UITableViewDataSource, UITableViewDelegate {
@IBOutlet weak var showdatA: UILabel!
@IBOutlet weak var tableView: UITableView!
var items:[String] = []
var userFNAME:String = ""
var userDOB:String = ""
let textCellIdentifier = "TextCell"
override func viewDidLoad() {
super.viewDidLoad()
tableView.delegate = self
tableView.dataSource = self
// Do any additional setup after loading the view, typically from a nib.
///////////
let UsersChannel = Firebase(url: "https://MYFIREBASE.firebaseio.com/users")
UsersChannel.observeEventType(.ChildAdded, withBlock: { snapshot in
if let az = String?((snapshot.value.objectForKey("full_name"))! as! String) {
self.userFNAME = az
}
if let az2 = String?((snapshot.value.objectForKey("dob"))! as! String) {
self.userDOB = az2
}
print("\(self.userFNAME) - \(self.userDOB)")
self.items.append(self.userFNAME) // heeereeee what i am trying to doooooooo
})
// print(self.items)
}
override func didReceiveMemoryWarning() {
super.didReceiveMemoryWarning()
// Dispose of any resources that can be recreated.
}
func numberOfSectionsInTableView(tableView: UITableView) -> Int {
return 1
}
func tableView(tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
return items.count
}
func tableView(tableView: UITableView, cellForRowAtIndexPath indexPath: NSIndexPath) -> UITableViewCell {
let cell = tableView.dequeueReusableCellWithIdentifier(textCellIdentifier, forIndexPath: indexPath) as UITableViewCell
let row = indexPath.row
cell.textLabel?.text = items[row]
return cell
}
// MARK: UITableViewDelegate Methods
func tableView(tableView: UITableView, didSelectRowAtIndexPath indexPath: NSIndexPath) {
tableView.deselectRowAtIndexPath(indexPath, animated: true)
let row = indexPath.row
print(items[row])
}
}
我tryed把数组定义的viewDidLoad中(),它的工作原理里面...但我需要它外面(像我的代码)..
我tryed把异步块之外的数组也是......仍然不会追加 ....任何一个?
是你追加行到实际上被调用的数组? –
@Techprimate这一行工作正常:print(“\(self.userFNAME) - \(self.userDOB)”) –