how to remove an array element by its index in mongodb
> db.removeArrayElementByItsIndexDemo.update({}, {$unset : {"InstructorSubject.2" : 1 }});
WriteResult({ "nMatched" : 1, "nUpserted" : 0, "nModified" : 1 })how to remove an array element by its index in mongodb
> db.removeArrayElementByItsIndexDemo.update({}, {$unset : {"InstructorSubject.2" : 1 }});
WriteResult({ "nMatched" : 1, "nUpserted" : 0, "nModified" : 1 })Copyright © 2021 Codeinu
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