eggjs 的定时计时 - V2EX

eggjs 的定时计时 - V2EX

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这是一个创建于 3185 天前的主题，其中的信息可能已经有所发展或是发生改变。

function startCron(interval, listener) { const now = Date.now(); let nextTick; do { nextTick = interval.next().getTime(); } while (now >= nextTick); setTimeout(() => { listener(); startCron(interval, listener); }, nextTick - now); }

这个 do...while 是干嘛的

1 条回复 2017-06-12 10:41:00 +08:00

1

atian25

2017-06-12 10:40:59 +08:00

`interval.next().getTime()` 有可能比当前时间晚，所以要一直获取直到第一个可用时间

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