📅  最后修改于: 2022-03-11 15:01:18.086000             🧑  作者: Mango
Documents.update(
{some_condition: true},
{$set: {"status":
{$cond:
{if : {"some field": "some condition"}},
{then: "value 1"} ,
{else: "value 2"}
}
}}
)