Floor Vs Round Javascript

A number representing the largest integer less than or equal to the specified number.

Floor vs round javascript.

Because floor is a static method of math you always use it as math floor rather than as a method of a math object you created math is not a constructor. Difference between math floor and math round javascript i do not want an answer like. The final rounded value depends on the fractional part. It is the value which is to be tested for math floor.

Math floor always rounds down to the nearest integer while math round will round up or down depending on what side of 5 the number falls on. Math floor x parameters x a number. When it comes to generating random numbers though math floor has a more even distribution than math round. Returns the smallest of the two arguments.

Double float int long. The math floor method is used to round off the number passed as a parameter to its nearest integer in downward direction of rounding i e. So the basic answer is that you use which one gets the result you expect. Math round rounds to the nearest integer if the fraction is 0 5 or greater rounds up math floor rounds down math ceil rounds up.

This method accepts single parameter asmentioned above and described below. Javascript uses three methods to achieve this. If the passed argument is an integer the value will not be rounded. The ceil method rounds a number upwards to the nearest integer and returns the result.

Towards the lesser value. Returns the smallest integer that is greater than or equal to the argument. This method will resemble what you probably learned in school if you were paying more attention than me.