JavaScript ceil () method
Definition and Usage
ceil () method on a number rounded up.
If the argument is an integer, the value remains unchanged.
Note: ceil () method to perform the calculation is rounded up, it returns greater than or equal to the function parameters, and its nearest integer.
Browser Support
All major browsers support ceil () method
grammar
Math.ceil( x )
Parameter Value
参数 | 描述 |
---|---|
x | 必需。必须是一个数值。 |
return value
类型 | 描述 |
---|---|
Number | 大于等于 x,并且与它最接近的整数。 |
technical details
JavaScript version: | 1.0 |
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More examples
Examples
In this case, we will ceil () method applied to 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);
a, b, c, d, e, and f output:
1
1
5
6
-5
-5
1
5
6
-5
-5
try it"