What is Math.fround() in JavaScript?

Math.fround is a function in JavaScript that rounds a number to the nearest integer. The function takes a single argument, the number to be rounded. It returns the rounded number as its result.

The Math.fround function was introduced in the ECMAScript 5th edition specification. It is based on the ISO C99 rounding standard.

The rounding mode is controlled by the rounding parameter. The rounding parameter can be one of the following values:

Math.fround can be used to round numbers in a variety of ways. Here are some examples:

The Math.fround function is used to round a number to the nearest integer. The function takes a single argument, the number to be rounded. It returns the rounded number as its result.

The rounding mode is controlled by the rounding parameter. The rounding parameter can be one of the following values:

Math.fround can be used to round numbers in a variety of ways. Here are some examples:

  • Rounding to the nearest even number:
var rounded = Math.fround(9.5); // rounded is 10

var rounded = Math.fround(5.5); //rounded is 6

var rounded = Math.fround(-5.5); //rounded is -6
  • Rounding to the nearest number:
var rounded = Math.fround(9.48); //rounded is 9

var rounded = Math.fround(5.48); //rounded is 6

var rounded = Math.fround(-5.48); //rounded is -6
  • Rounding to a specific number of decimal places:
var rounded = Math.fround(9.5, 2); //rounded is 9.50

var rounded = Math.fround(5.5, 2); //rounded is 5.50

var rounded = Math.fround(-5.5, 2); //rounded is -5.50