Again, the answer to this question varies from company to company. And again, testing is the way to find out what works best. Typically, weekends and mornings seem to be times when multiple emails are opened, but since your audience may have different habits, it's best to experiment and then use your data to decide.
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/ install (push) Successful in 1m32s
arr.push(p.val); // 存储节点值而非节点本身，简化后续操作