我的新 
 swift应用程序由于某种原因未初始化Google Analytics.我在项目中为所有GAnalytics文件创建了一个桥接标题: 
  
  
 
#import "GAI.h" #import "GAIDictionaryBuilder.h" #import "GAIEcommerceFields.h" #import "GAIEcommerceProduct.h" #import "GAIEcommerceProductAction.h" #import "GAIEcommercePromotion.h" #import "Gaifields.h" #import "GAILogger.h" #import "GAITrackedViewController.h" #import "GAITracker.h"
这是我的AppDelegate.swift文件的一部分:
func application(application: UIApplication,didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?) -> Bool {
    // Override point for customization after application launch.
    if NSUserDefaults.standardUserDefaults().boolForKey("allowganalytics") {
        GAI.sharedInstance().trackUncaughtExceptions = true
        GAI.sharedInstance().dispatchInterval = 10
        var tracker = GAI.sharedInstance().trackerWithTrackingId("UA-******-1")
        tracker.send(GAIDictionaryBuilder.createEventWithCategory("ui_action",action: "app_launched",label:"launch",value:nil).build())
    }
    return true
} 
 如果我检查设备的系统日志,我不会说Google Analytics发生任何事情.
解决方法
 这样做. 
  
  
 
        GAI.sharedInstance().trackerWithTrackingId("UA-*******-1")
                GAI.sharedInstance().defaultTracker..allowIDFACollection = true
GAI.sharedInstance().defaultTracker.send(GAIDictionaryBuilder.createEventWithCategory("ui_action",value:nil).build())