--- title: isSameDate tags: date,beginner firstSeen: 2018-09-29T13:58:38+03:00 lastUpdated: 2020-11-03T22:11:18+02:00 --- Checks if a date is the same as another date. - Use `Date.prototype.toISOString()` and strict equality checking (`===`) to check if the first date is the same as the second one. ```js const isSameDate = (dateA, dateB) => dateA.toISOString() === dateB.toISOString(); ``` ```js isSameDate(new Date(2010, 10, 20), new Date(2010, 10, 20)); // true ```