我想检查一个应用程序是否存在于我的
iphone中.如果现在我想启动它,请打开应用程序的App Store链接.
请建议所需的参数,以实现它.
我有App Store链接打开应用程序,但我需要检查应用程序是否已经存在于手机中.
解决方法
尝试这个代码
快速2.2
@IBAction func openInstaApp(sender: AnyObject) {
var instagramHooks = "instagram://user?username=your_username"
var instagramUrl = NSURL(string: instagramHooks)
if UIApplication.sharedApplication().canOpenURL(instagramUrl!)
{
UIApplication.sharedApplication().openURL(instagramUrl!)
} else {
//redirect to safari because the user doesn't have Instagram
println("App not installed")
UIApplication.sharedApplication().openURL(NSURL(string: "https://itunes.apple.com/in/app/instagram/id389801252?m")!)
}
}
迅速3
@IBAction func openInstaApp(sender: AnyObject) {
let instagramHooks = "instagram://user?username=your_username"
let instagramUrl = URL(string: instagramHooks)
if UIApplication.shared.canOpenURL(instagramUrl! as URL)
{
UIApplication.shared.open(instagramUrl!)
} else {
//redirect to safari because the user doesn't have Instagram
print("App not installed")
UIApplication.shared.open(URL(string: "https://itunes.apple.com/in/app/instagram/id389801252?m")!)
}
}
