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更新集合中某条记录的数组中的某一项？

in Technique[技术] by (71.8m points)

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如图 如何找出_id为xxxx的记录中数组中某一项的object字段key为xxxx的记录 并修改该项的某一字段


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与恶龙缠斗过久,自身亦成为恶龙；凝视深渊过久,深渊将回以凝视…
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