有什么比较好的方法判断设备上是否安装某个应用.当前只知道bundle ID.用URL Types的话感觉局限性比较大.
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To determine whether an app has been installed, you must first know the url schema of the app, and then use canopenURl to determine it
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To determine whether an app has been installed, you must first know the url schema of the app, and then use canopenURl to determine it