I want to migrate code based on Ext JS 3 to Ext JS 4.
There is class Ext.Updater in Ext JS 3, and I can not find such functionality in Ext JS 4. Maybe someone can help me?
I want to migrate code based on Ext JS 3 to Ext JS 4.
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Actually a successful migration is never promised by officially. But if you still want to migrate, you can follow this guide.