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wulucxy/批量分组

Last active May 3, 2022 08:01
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#javascript
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批量分组
const largeRecipientList = new Array(2000).fill().map((_, idx) => `customer${idx}@nowhere.com`)
// largeRecipientList is an array of email addresses
const recipientLimit = 100
const batches = largeRecipientList.reduce((batches, r) => {
const lastBatch = batches[batches.length - 1]
if(lastBatch.length < recipientLimit)
lastBatch.push(r)
else
batches.push([r])
return batches
}, [[]])
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