JavaScript Math.ceil()

Math.ceil(1.4);

let a = Math.ceil(0.60);
let b = Math.ceil(0.40);
let c = Math.ceil(5);
let d = Math.ceil(5.1);
let e = Math.ceil(-5.1);
let f = Math.ceil(-5.9);

Description

The Math.ceil() method rounds a number rounded UP to the nearest integer.

Math.ceil( x)

Parameter	Description
x	Required. A number.

Type	Description
Number	The nearest integer to the number rounding UP.

Math.ceil() is an ECMAScript1 (ES1) feature.

ES1 (JavaScript 1997) is fully supported in all browsers:


Chrome	Edge	Firefox	Safari	Opera	IE
Yes	Yes	Yes	Yes	Yes	Yes