Android judges the network status and turns on the network

Android judges the network status and turns on the network

When using Android to connect to the network, we can't connect to the network every time. At this time, we'd better judge the network status when the program starts. If there is no network, we'll immediately remind the user to set it.

To judge the network status, you first need to have corresponding permissions. The following is the permission code:

Allow access to network status:

The following is the judgment Code:

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