getattr(instance, key) to get the value setattr(instance, key ,value) to put the value, and remember to do instance.save() otherwise it won't actually be changed. Mike Dewhirst於 2019年9月10日星期二 UTC+8下午4時27分06秒寫道： > > Given a model instance and the name of one of its fields as a string, > how can I get/put a value in that field? > > The methods might look like this ... > > def get_value(obj, fldname): > > ... > > return value > > def put_value(obj, fldname, value): > > pass > > > Thanks for any hints > > Mike > > >
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