Sometimes, we want to get the previous month’s first date from current date in JavaScript.

In this article, we’ll look at how to get the previous month’s first date from current date in JavaScript.

How to get the previous month’s first date from current date in JavaScript?

To get the previous month’s first date from current date in JavaScript, we call getMonth and setMonth.

For instance, we write

const x = new Date();
x.setDate(1);
x.setMonth(x.getMonth() - 1);

to create date x.

Then we call setDate with 1 to set the day of the date to 1.

Next, we call getMonth to get the month of x.

We then subtract that by 1 and call setMonth to set the month to the previous month.

Conclusion

To get the previous month’s first date from current date in JavaScript, we call getMonth and setMonth.