(The source code demo program of androiddb connection instance and database is the same as that of Java connection database. In Android, it also needs to be combined with the database to obtain the data in the DataBase. The newSimpleCursorAdapter and myCursor are passed in. The field displaying the data is todo_ Text, add OnItemClickListener to myListView, move myCursor to the selected value, and get the field todo_ Text, add data to the database, reorganize myListView, repair data, delete data, etc. This document includes the following annexes:)
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