$ node -v
v12.8.1
$ node date-performance.js
intl: 3407.266ms
moment: 185.616ms
dayjs: 205.384ms
date-fns: 220.086ms
Last active
August 29, 2019 09:28
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| const moment = require('moment') | |
| const dayjs = require('dayjs') | |
| const { format } = require('date-fns') | |
| const limit = 10000 | |
| const date = new Date() | |
| console.time('intl') | |
| for (let i = 0; i < limit; i++) { | |
| new Intl.DateTimeFormat('jp', { | |
| year: 'numeric', | |
| month: 'numeric', | |
| day: 'numeric', | |
| hour: 'numeric', | |
| minute: 'numeric', | |
| second: 'numeric', | |
| hour12: false | |
| }).format(date) | |
| } | |
| console.timeEnd('intl') | |
| console.time('moment') | |
| for (let i = 0; i < limit; i++) { | |
| moment(date).format('YYYY-M-DD H:mm:ss') | |
| } | |
| console.timeEnd('moment') | |
| console.time('dayjs') | |
| for (let i = 0; i < limit; i++) { | |
| dayjs(date).format('YYYY-M-DD H:mm:ss') | |
| } | |
| console.timeEnd('dayjs') | |
| console.time('date-fns') | |
| for (let i = 0; i < limit; i++) { | |
| format(date, 'yyyy-M-dd H:mm:ss') | |
| } | |
| console.timeEnd('date-fns') |
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| const moment = require('moment') | |
| const dayjs = require('dayjs') | |
| const { format } = require('date-fns') | |
| const limit = 10000 | |
| const date = new Date() | |
| console.time('intl') | |
| const intl = new Intl.DateTimeFormat('jp', { | |
| year: 'numeric', | |
| month: 'numeric', | |
| day: 'numeric', | |
| hour: 'numeric', | |
| minute: 'numeric', | |
| second: 'numeric', | |
| hour12: false | |
| }) | |
| for (let i = 0; i < limit; i++) { | |
| intl.format(date) | |
| } | |
| console.timeEnd('intl') | |
| console.time('moment') | |
| for (let i = 0; i < limit; i++) { | |
| moment(date).format('YYYY-M-DD H:mm:ss') | |
| } | |
| console.timeEnd('moment') | |
| console.time('dayjs') | |
| for (let i = 0; i < limit; i++) { | |
| dayjs(date).format('YYYY-M-DD H:mm:ss') | |
| } | |
| console.timeEnd('dayjs') | |
| console.time('date-fns') | |
| for (let i = 0; i < limit; i++) { | |
| format(date, 'yyyy-M-dd H:mm:ss') | |
| } | |
| console.timeEnd('date-fns') |
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