php - Remove item from an array Options - Mongodb -

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how remove array item mongodb field . example , how remove guitar list of interest . php functions or approaches help.

{          "_id" : objectid("4d1cb5de451600000000497a"),                    "name" : "dannie",           "interests" : [               "guitar",               "programming",                        "gadgets",               "reading"           ]    }

unset($array['interests']['guitar']) if array in php


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