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{tb:1, tb1:2} ,跟 [ {tb:1}, {tb1:2}]那个方式更好呢

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看场景和需求,类哈希表利于查找,类线性表利于遍历。
对象是类哈希,数组是类线性。
所以用 Map 更好。。。
需要使用数组独有的 API 时另算(不知道能不能通过 bind 借用哈,有时间探究下)。


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