public/subjects/match-cron/README.md

Match Cron

Instructions

Create a function named matchCron, which accepts a valid cron string, and a valid Date. Your function should return true if the pattern matches the Date.

You only need to implement numbers and *. Other complex patterns are not required.

Only valid patterns will be tested.

Example

matchCron('9 * * * *', new Date('2020-05-30 18:09:00')) // -> true
matchCron('9 * * * *', new Date('2020-05-30 19:09:00')) // -> true
matchCron('9 * * * *', new Date('2020-05-30 19:21:00')) // -> false
//         | | | | |
//         | | | | +- Day of the Week   (range: 1-7, 1 is Monday)
//         | | | +--- Month of the Year (range: 1-12)
//         | | +----- Day of the Month  (range: 1-31)
//         | +------- Hour              (range: 0-23)
//         +--------- Minute            (range: 0-59)

Notions

• crontab.guru
• Date