Sometimes, we want to truncate decimal numbers in JavaScript.
In this article, we’ll look at how to truncate decimal numbers in JavaScript.
How to truncate decimal numbers in JavaScript?
To truncate decimal numbers in JavaScript, we can use the Math.trunc
method.
For instance, we write
const a = 5.467;
const truncated = Math.trunc(a * 100) / 100;
to call Math.trunc
with the number a
multiplied by 100 to truncate the number.
Then we divide the truncated number by 100 to return a
truncated to 2 decimal places.
Conclusion
To truncate decimal numbers in JavaScript, we can use the Math.trunc
method.