首页 > 技术文章 > 如何在lodash中使用includes方法来检查对象是否在集合中?

chenyablog 原文

_.includes([1, 2, 3], 2)
> true
_.includes([{"a": 1}, {"b": 2}], {"b": 2})
> false
_.find([{"a": 1}, {"b": 2}], {"b": 2})
> {"b": 2}
var a = {"a": 1}, b = {"b": 2};
_.includes([a, b], b);
({"b": 2} === {"b": 2})
> false
_.some([{"a": 1}, {"b": 2}], {"b": 2})
> true

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