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JavaScript ceil() Method
Example
Round a number upward to it's nearest integer:
Math.ceil(1.4)
The result will be:
2
Try it yourself »
Definition and Usage
The ceil() method rounds a number UPWARDS to the nearest integer, and returns the result.
If the passed argument is an integer, the value will not be rounded.
Browser Support
The ceil() method is supported in all major browsers.
Syntax
Math.ceil(x)
Parameter Values
| Parameter | Description |
|---|---|
| x | Required. The number you want to round |
Return Value
| Type | Description |
|---|---|
| Number | The nearest integer when rounding upwards |
Technical Details
| JavaScript Version: | 1.0 |
|---|
More Examples
Example
Use the ceil() method on different numbers:
var a=Math.ceil(0.60);
var b=Math.ceil(0.40);
var c=Math.ceil(5);
var d=Math.ceil(5.1);
var e=Math.ceil(-5.1);
var f=Math.ceil(-5.9);
var b=Math.ceil(0.40);
var c=Math.ceil(5);
var d=Math.ceil(5.1);
var e=Math.ceil(-5.1);
var f=Math.ceil(-5.9);
The result of a,b,c,d,e, and f will be:
1
1
5
6
-5
-5
1
5
6
-5
-5
Try it yourself »
JavaScript Math Object
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